Finding the Fourth Proportional to 10,521.71, 14,521.56 and 6,544.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,521.71 : 14,521.56 = 6,544.10 : x
2. Step 2: Convert to fraction form
   10,521.71/14,521.56 = 6,544.10/x
3. Step 3: Cross multiply
   10,521.71x = 14,521.56 × 6,544.10
4. Step 4: Simplify right side
   10,521.71x = 95,030,540.80
5. Step 5: Solve for x
   x = 95,030,540.80/10,521.71
6. Step 6: Final answer
   x = 9,031.85