Finding the Fourth Proportional to 67,816.48, 93,553.50 and 58,851.40

Step by Step Solution

1. Step 1: Write the proportion equation
   67,816.48 : 93,553.50 = 58,851.40 : x
2. Step 2: Convert to fraction form
   67,816.48/93,553.50 = 58,851.40/x
3. Step 3: Cross multiply
   67,816.48x = 93,553.50 × 58,851.40
4. Step 4: Simplify right side
   67,816.48x = 5,505,754,449.90
5. Step 5: Solve for x
   x = 5,505,754,449.90/67,816.48
6. Step 6: Final answer
   x = 81,186.08