Finding the Fourth Proportional to 103,329.17, 142,557.57 and 67,539.83

Step by Step Solution

1. Step 1: Write the proportion equation
   103,329.17 : 142,557.57 = 67,539.83 : x
2. Step 2: Convert to fraction form
   103,329.17/142,557.57 = 67,539.83/x
3. Step 3: Cross multiply
   103,329.17x = 142,557.57 × 67,539.83
4. Step 4: Simplify right side
   103,329.17x = 9,628,314,043.01
5. Step 5: Solve for x
   x = 9,628,314,043.01/103,329.17
6. Step 6: Final answer
   x = 93,180.99