Finding the Fourth Proportional to 59,502.72, 89,269.08 and 42,006.72

Step by Step Solution

1. Step 1: Write the proportion equation
   59,502.72 : 89,269.08 = 42,006.72 : x
2. Step 2: Convert to fraction form
   59,502.72/89,269.08 = 42,006.72/x
3. Step 3: Cross multiply
   59,502.72x = 89,269.08 × 42,006.72
4. Step 4: Simplify right side
   59,502.72x = 3,749,901,248.22
5. Step 5: Solve for x
   x = 3,749,901,248.22/59,502.72
6. Step 6: Final answer
   x = 63,020.67