Finding the Fourth Proportional to 16,309.31, 24,473.69 and 5,921.87

Step by Step Solution

1. Step 1: Write the proportion equation
   16,309.31 : 24,473.69 = 5,921.87 : x
2. Step 2: Convert to fraction form
   16,309.31/24,473.69 = 5,921.87/x
3. Step 3: Cross multiply
   16,309.31x = 24,473.69 × 5,921.87
4. Step 4: Simplify right side
   16,309.31x = 144,929,980.99
5. Step 5: Solve for x
   x = 144,929,980.99/16,309.31
6. Step 6: Final answer
   x = 8,886.33