Finding the Fourth Proportional to 10,508.87, 14,502.20 and 5,729.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,508.87 : 14,502.20 = 5,729.10 : x
2. Step 2: Convert to fraction form
   10,508.87/14,502.20 = 5,729.10/x
3. Step 3: Cross multiply
   10,508.87x = 14,502.20 × 5,729.10
4. Step 4: Simplify right side
   10,508.87x = 83,084,525.37
5. Step 5: Solve for x
   x = 83,084,525.37/10,508.87
6. Step 6: Final answer
   x = 7,906.14