Finding the Fourth Proportional to 12,584,873,909,870, 17,366,941,168,382 and 7,029,279,448,770

Step by Step Solution

1. Step 1: Write the proportion equation
   12,584,873,909,870 : 17,366,941,168,382 = 7,029,279,448,770 : x
2. Step 2: Convert to fraction form
   12,584,873,909,870/17,366,941,168,382 = 7,029,279,448,770/x
3. Step 3: Cross multiply
   12,584,873,909,870x = 17,366,941,168,382 × 7,029,279,448,770
4. Step 4: Simplify right side
   12,584,873,909,870x = 122,077,082,642,905,243,681,030,144
5. Step 5: Solve for x
   x = 122,077,082,642,905,243,681,030,144/12,584,873,909,870
6. Step 6: Final answer
   x = 9,700,302,404,076.00