Finding the Fourth Proportional to 16,309.56, 24,475.30 and 5,921.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,309.56 : 24,475.30 = 5,921.31 : x
2. Step 2: Convert to fraction form
   16,309.56/24,475.30 = 5,921.31/x
3. Step 3: Cross multiply
   16,309.56x = 24,475.30 × 5,921.31
4. Step 4: Simplify right side
   16,309.56x = 144,925,915.62
5. Step 5: Solve for x
   x = 144,925,915.62/16,309.56
6. Step 6: Final answer
   x = 8,885.95