Finding the Fourth Proportional to 16,080.84, 24,123.60 and 5,691.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,080.84 : 24,123.60 = 5,691.72 : x
2. Step 2: Convert to fraction form
   16,080.84/24,123.60 = 5,691.72/x
3. Step 3: Cross multiply
   16,080.84x = 24,123.60 × 5,691.72
4. Step 4: Simplify right side
   16,080.84x = 137,304,776.59
5. Step 5: Solve for x
   x = 137,304,776.59/16,080.84
6. Step 6: Final answer
   x = 8,538.41