Finding the Fourth Proportional to 42,428.80, 58,552.72 and 23,565.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,428.80 : 58,552.72 = 23,565.52 : x
2. Step 2: Convert to fraction form
   42,428.80/58,552.72 = 23,565.52/x
3. Step 3: Cross multiply
   42,428.80x = 58,552.72 × 23,565.52
4. Step 4: Simplify right side
   42,428.80x = 1,379,825,294.21
5. Step 5: Solve for x
   x = 1,379,825,294.21/42,428.80
6. Step 6: Final answer
   x = 32,520.96