Finding the Fourth Proportional to 103,111,081.58, 142,258,470.65 and 58,452,265.47

Step by Step Solution

1. Step 1: Write the proportion equation
   103,111,081.58 : 142,258,470.65 = 58,452,265.47 : x
2. Step 2: Convert to fraction form
   103,111,081.58/142,258,470.65 = 58,452,265.47/x
3. Step 3: Cross multiply
   103,111,081.58x = 142,258,470.65 × 58,452,265.47
4. Step 4: Simplify right side
   103,111,081.58x = 8,315,329,891,896,745
5. Step 5: Solve for x
   x = 8,315,329,891,896,745/103,111,081.58
6. Step 6: Final answer
   x = 80,644,386.27