Finding the Fourth Proportional to 112,504.94, 155,156.15 and 93,354.25

Step by Step Solution

1. Step 1: Write the proportion equation
   112,504.94 : 155,156.15 = 93,354.25 : x
2. Step 2: Convert to fraction form
   112,504.94/155,156.15 = 93,354.25/x
3. Step 3: Cross multiply
   112,504.94x = 155,156.15 × 93,354.25
4. Step 4: Simplify right side
   112,504.94x = 14,484,484,773.59
5. Step 5: Solve for x
   x = 14,484,484,773.59/112,504.94
6. Step 6: Final answer
   x = 128,745.32