Finding the Fourth Proportional to 117,158.06, 175,700.76 and 42,268.47

Step by Step Solution

1. Step 1: Write the proportion equation
   117,158.06 : 175,700.76 = 42,268.47 : x
2. Step 2: Convert to fraction form
   117,158.06/175,700.76 = 42,268.47/x
3. Step 3: Cross multiply
   117,158.06x = 175,700.76 × 42,268.47
4. Step 4: Simplify right side
   117,158.06x = 7,426,602,303.04
5. Step 5: Solve for x
   x = 7,426,602,303.04/117,158.06
6. Step 6: Final answer
   x = 63,389.60