Finding the Fourth Proportional to 16,402.02, 24,606.63 and 5,309.85

Step by Step Solution

1. Step 1: Write the proportion equation
   16,402.02 : 24,606.63 = 5,309.85 : x
2. Step 2: Convert to fraction form
   16,402.02/24,606.63 = 5,309.85/x
3. Step 3: Cross multiply
   16,402.02x = 24,606.63 × 5,309.85
4. Step 4: Simplify right side
   16,402.02x = 130,657,514.31
5. Step 5: Solve for x
   x = 130,657,514.31/16,402.02
6. Step 6: Final answer
   x = 7,965.94