Finding the Fourth Proportional to 107,442.50, 160,942.25 and 62,934.31

Step by Step Solution

1. Step 1: Write the proportion equation
   107,442.50 : 160,942.25 = 62,934.31 : x
2. Step 2: Convert to fraction form
   107,442.50/160,942.25 = 62,934.31/x
3. Step 3: Cross multiply
   107,442.50x = 160,942.25 × 62,934.31
4. Step 4: Simplify right side
   107,442.50x = 10,128,789,208.58
5. Step 5: Solve for x
   x = 10,128,789,208.58/107,442.50
6. Step 6: Final answer
   x = 94,271.72