Finding the Fourth Proportional to 16,071.20, 24,122.37 and 7,757.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,071.20 : 24,122.37 = 7,757.06 : x
2. Step 2: Convert to fraction form
   16,071.20/24,122.37 = 7,757.06/x
3. Step 3: Cross multiply
   16,071.20x = 24,122.37 × 7,757.06
4. Step 4: Simplify right side
   16,071.20x = 187,118,550.82
5. Step 5: Solve for x
   x = 187,118,550.82/16,071.20
6. Step 6: Final answer
   x = 11,643.10