Finding the Fourth Proportional to 117,103.36, 175,686.72 and 42,231.82

Step by Step Solution

1. Step 1: Write the proportion equation
   117,103.36 : 175,686.72 = 42,231.82 : x
2. Step 2: Convert to fraction form
   117,103.36/175,686.72 = 42,231.82/x
3. Step 3: Cross multiply
   117,103.36x = 175,686.72 × 42,231.82
4. Step 4: Simplify right side
   117,103.36x = 7,419,569,935.43
5. Step 5: Solve for x
   x = 7,419,569,935.43/117,103.36
6. Step 6: Final answer
   x = 63,359.15