Finding the Fourth Proportional to 59,212.81, 88,815.57 and 19,766.62

Step by Step Solution

1. Step 1: Write the proportion equation
   59,212.81 : 88,815.57 = 19,766.62 : x
2. Step 2: Convert to fraction form
   59,212.81/88,815.57 = 19,766.62/x
3. Step 3: Cross multiply
   59,212.81x = 88,815.57 × 19,766.62
4. Step 4: Simplify right side
   59,212.81x = 1,755,583,622.27
5. Step 5: Solve for x
   x = 1,755,583,622.27/59,212.81
6. Step 6: Final answer
   x = 29,648.71