Finding the Fourth Proportional to 22,594.37, 31,180.91 and 12,521.87

Step by Step Solution

1. Step 1: Write the proportion equation
   22,594.37 : 31,180.91 = 12,521.87 : x
2. Step 2: Convert to fraction form
   22,594.37/31,180.91 = 12,521.87/x
3. Step 3: Cross multiply
   22,594.37x = 31,180.91 × 12,521.87
4. Step 4: Simplify right side
   22,594.37x = 390,443,082.99
5. Step 5: Solve for x
   x = 390,443,082.99/22,594.37
6. Step 6: Final answer
   x = 17,280.55