Finding the Fourth Proportional to 78,625.46, 108,502.52 and 42,815.46

Step by Step Solution

1. Step 1: Write the proportion equation
   78,625.46 : 108,502.52 = 42,815.46 : x
2. Step 2: Convert to fraction form
   78,625.46/108,502.52 = 42,815.46/x
3. Step 3: Cross multiply
   78,625.46x = 108,502.52 × 42,815.46
4. Step 4: Simplify right side
   78,625.46x = 4,645,585,304.96
5. Step 5: Solve for x
   x = 4,645,585,304.96/78,625.46
6. Step 6: Final answer
   x = 59,085.00