Finding the Fourth Proportional to 117,158.15, 175,700.88 and 42,268.56

Step by Step Solution

1. Step 1: Write the proportion equation
   117,158.15 : 175,700.88 = 42,268.56 : x
2. Step 2: Convert to fraction form
   117,158.15/175,700.88 = 42,268.56/x
3. Step 3: Cross multiply
   117,158.15x = 175,700.88 × 42,268.56
4. Step 4: Simplify right side
   117,158.15x = 7,426,622,098.49
5. Step 5: Solve for x
   x = 7,426,622,098.49/117,158.15
6. Step 6: Final answer
   x = 63,389.72