Finding the Fourth Proportional to 102,196,557.75, 141,032,736.98 and 58,142,608.43

Step by Step Solution

1. Step 1: Write the proportion equation
   102,196,557.75 : 141,032,736.98 = 58,142,608.43 : x
2. Step 2: Convert to fraction form
   102,196,557.75/141,032,736.98 = 58,142,608.43/x
3. Step 3: Cross multiply
   102,196,557.75x = 141,032,736.98 × 58,142,608.43
4. Step 4: Simplify right side
   102,196,557.75x = 8,200,011,202,537,258
5. Step 5: Solve for x
   x = 8,200,011,202,537,258/102,196,557.75
6. Step 6: Final answer
   x = 80,237,645.80