Finding the Fourth Proportional to 16,071.61, 24,123 and 7,757.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,071.61 : 24,123 = 7,757.48 : x
2. Step 2: Convert to fraction form
   16,071.61/24,123 = 7,757.48/x
3. Step 3: Cross multiply
   16,071.61x = 24,123 × 7,757.48
4. Step 4: Simplify right side
   16,071.61x = 187,133,690.04
5. Step 5: Solve for x
   x = 187,133,690.04/16,071.61
6. Step 6: Final answer
   x = 11,643.74