Finding the Fourth Proportional to 107,681,683.47, 148,599,965.16 and 58,789,111.47

Step by Step Solution

1. Step 1: Write the proportion equation
   107,681,683.47 : 148,599,965.16 = 58,789,111.47 : x
2. Step 2: Convert to fraction form
   107,681,683.47/148,599,965.16 = 58,789,111.47/x
3. Step 3: Cross multiply
   107,681,683.47x = 148,599,965.16 × 58,789,111.47
4. Step 4: Simplify right side
   107,681,683.47x = 8,736,059,916,229,356
5. Step 5: Solve for x
   x = 8,736,059,916,229,356/107,681,683.47
6. Step 6: Final answer
   x = 81,128,559.98