Finding the Fourth Proportional to 2,279,062.71, 3,146,074.95 and 1,420,047.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279,062.71 : 3,146,074.95 = 1,420,047.39 : x
2. Step 2: Convert to fraction form
   2,279,062.71/3,146,074.95 = 1,420,047.39/x
3. Step 3: Cross multiply
   2,279,062.71x = 3,146,074.95 × 1,420,047.39
4. Step 4: Simplify right side
   2,279,062.71x = 4,467,575,521,491.88
5. Step 5: Solve for x
   x = 4,467,575,521,491.88/2,279,062.71
6. Step 6: Final answer
   x = 1,960,268.80