Finding the Fourth Proportional to 12,484.27, 18,731.27 and 5,915.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,484.27 : 18,731.27 = 5,915.98 : x
2. Step 2: Convert to fraction form
   12,484.27/18,731.27 = 5,915.98/x
3. Step 3: Cross multiply
   12,484.27x = 18,731.27 × 5,915.98
4. Step 4: Simplify right side
   12,484.27x = 110,813,818.69
5. Step 5: Solve for x
   x = 110,813,818.69/12,484.27
6. Step 6: Final answer
   x = 8,876.28