Finding the Fourth Proportional to 5,388,665,872.71, 7,436,279,763.93 and 3,009,838,525.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,388,665,872.71 : 7,436,279,763.93 = 3,009,838,525.86 : x
2. Step 2: Convert to fraction form
   5,388,665,872.71/7,436,279,763.93 = 3,009,838,525.86/x
3. Step 3: Cross multiply
   5,388,665,872.71x = 7,436,279,763.93 × 3,009,838,525.86
4. Step 4: Simplify right side
   5,388,665,872.71x = 22,382,001,322,549,620,736
5. Step 5: Solve for x
   x = 22,382,001,322,549,620,736/5,388,665,872.71
6. Step 6: Final answer
   x = 4,153,532,961.82