Finding the Fourth Proportional to 117,155.62, 175,697.12 and 42,266.04

Step by Step Solution

1. Step 1: Write the proportion equation
   117,155.62 : 175,697.12 = 42,266.04 : x
2. Step 2: Convert to fraction form
   117,155.62/175,697.12 = 42,266.04/x
3. Step 3: Cross multiply
   117,155.62x = 175,697.12 × 42,266.04
4. Step 4: Simplify right side
   117,155.62x = 7,426,021,501.80
5. Step 5: Solve for x
   x = 7,426,021,501.80/117,155.62
6. Step 6: Final answer
   x = 63,385.96