Finding the Fourth Proportional to 103,545.98, 142,892.71 and 58,833.98

Step by Step Solution

1. Step 1: Write the proportion equation
   103,545.98 : 142,892.71 = 58,833.98 : x
2. Step 2: Convert to fraction form
   103,545.98/142,892.71 = 58,833.98/x
3. Step 3: Cross multiply
   103,545.98x = 142,892.71 × 58,833.98
4. Step 4: Simplify right side
   103,545.98x = 8,406,946,842.29
5. Step 5: Solve for x
   x = 8,406,946,842.29/103,545.98
6. Step 6: Final answer
   x = 81,190.47