Finding the Fourth Proportional to 59,586.58, 89,379.78 and 15,213.34

Step by Step Solution

1. Step 1: Write the proportion equation
   59,586.58 : 89,379.78 = 15,213.34 : x
2. Step 2: Convert to fraction form
   59,586.58/89,379.78 = 15,213.34/x
3. Step 3: Cross multiply
   59,586.58x = 89,379.78 × 15,213.34
4. Step 4: Simplify right side
   59,586.58x = 1,359,764,982.27
5. Step 5: Solve for x
   x = 1,359,764,982.27/59,586.58
6. Step 6: Final answer
   x = 22,819.99