Finding the Fourth Proportional to 42,052.88, 63,073.22 and 13,586.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,052.88 : 63,073.22 = 13,586.04 : x
2. Step 2: Convert to fraction form
   42,052.88/63,073.22 = 13,586.04/x
3. Step 3: Cross multiply
   42,052.88x = 63,073.22 × 13,586.04
4. Step 4: Simplify right side
   42,052.88x = 856,915,289.85
5. Step 5: Solve for x
   x = 856,915,289.85/42,052.88
6. Step 6: Final answer
   x = 20,377.09