Finding the Fourth Proportional to 16,347.31, 24,521.85 and 5,253.14

Step by Step Solution

1. Step 1: Write the proportion equation
   16,347.31 : 24,521.85 = 5,253.14 : x
2. Step 2: Convert to fraction form
   16,347.31/24,521.85 = 5,253.14/x
3. Step 3: Cross multiply
   16,347.31x = 24,521.85 × 5,253.14
4. Step 4: Simplify right side
   16,347.31x = 128,816,772.41
5. Step 5: Solve for x
   x = 128,816,772.41/16,347.31
6. Step 6: Final answer
   x = 7,880.00