Finding the Fourth Proportional to 117,165.22, 175,711.46 and 42,275.61

Step by Step Solution

1. Step 1: Write the proportion equation
   117,165.22 : 175,711.46 = 42,275.61 : x
2. Step 2: Convert to fraction form
   117,165.22/175,711.46 = 42,275.61/x
3. Step 3: Cross multiply
   117,165.22x = 175,711.46 × 42,275.61
4. Step 4: Simplify right side
   117,165.22x = 7,428,309,155.49
5. Step 5: Solve for x
   x = 7,428,309,155.49/117,165.22
6. Step 6: Final answer
   x = 63,400.29