Finding the Fourth Proportional to 10,437.32, 14,403.62 and 5,721.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,437.32 : 14,403.62 = 5,721.50 : x
2. Step 2: Convert to fraction form
   10,437.32/14,403.62 = 5,721.50/x
3. Step 3: Cross multiply
   10,437.32x = 14,403.62 × 5,721.50
4. Step 4: Simplify right side
   10,437.32x = 82,410,311.83
5. Step 5: Solve for x
   x = 82,410,311.83/10,437.32
6. Step 6: Final answer
   x = 7,895.73