Finding the Fourth Proportional to 59,620.72, 82,248.24 and 42,863.44

Step by Step Solution

1. Step 1: Write the proportion equation
   59,620.72 : 82,248.24 = 42,863.44 : x
2. Step 2: Convert to fraction form
   59,620.72/82,248.24 = 42,863.44/x
3. Step 3: Cross multiply
   59,620.72x = 82,248.24 × 42,863.44
4. Step 4: Simplify right side
   59,620.72x = 3,525,442,500.35
5. Step 5: Solve for x
   x = 3,525,442,500.35/59,620.72
6. Step 6: Final answer
   x = 59,131.16