Finding the Fourth Proportional to 10,762.29, 16,149.72 and 4,521.85

Step by Step Solution

1. Step 1: Write the proportion equation
   10,762.29 : 16,149.72 = 4,521.85 : x
2. Step 2: Convert to fraction form
   10,762.29/16,149.72 = 4,521.85/x
3. Step 3: Cross multiply
   10,762.29x = 16,149.72 × 4,521.85
4. Step 4: Simplify right side
   10,762.29x = 73,026,611.38
5. Step 5: Solve for x
   x = 73,026,611.38/10,762.29
6. Step 6: Final answer
   x = 6,785.42