Finding the Fourth Proportional to 117,036.38, 175,449.17 and 42,103.85

Step by Step Solution

1. Step 1: Write the proportion equation
   117,036.38 : 175,449.17 = 42,103.85 : x
2. Step 2: Convert to fraction form
   117,036.38/175,449.17 = 42,103.85/x
3. Step 3: Cross multiply
   117,036.38x = 175,449.17 × 42,103.85
4. Step 4: Simplify right side
   117,036.38x = 7,387,084,764.32
5. Step 5: Solve for x
   x = 7,387,084,764.32/117,036.38
6. Step 6: Final answer
   x = 63,117.85