Finding the Fourth Proportional to 78,693.61, 108,594.02 and 42,882.86

Step by Step Solution

1. Step 1: Write the proportion equation
   78,693.61 : 108,594.02 = 42,882.86 : x
2. Step 2: Convert to fraction form
   78,693.61/108,594.02 = 42,882.86/x
3. Step 3: Cross multiply
   78,693.61x = 108,594.02 × 42,882.86
4. Step 4: Simplify right side
   78,693.61x = 4,656,821,613.53
5. Step 5: Solve for x
   x = 4,656,821,613.53/78,693.61
6. Step 6: Final answer
   x = 59,176.62