Finding the Fourth Proportional to 59,257.86, 88,891.52 and 19,815.18

Step by Step Solution

1. Step 1: Write the proportion equation
   59,257.86 : 88,891.52 = 19,815.18 : x
2. Step 2: Convert to fraction form
   59,257.86/88,891.52 = 19,815.18/x
3. Step 3: Cross multiply
   59,257.86x = 88,891.52 × 19,815.18
4. Step 4: Simplify right side
   59,257.86x = 1,761,401,469.27
5. Step 5: Solve for x
   x = 1,761,401,469.27/59,257.86
6. Step 6: Final answer
   x = 29,724.35