Finding the Fourth Proportional to 10,279.29, 15,409.50 and 3,703.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,279.29 : 15,409.50 = 3,703.88 : x
2. Step 2: Convert to fraction form
   10,279.29/15,409.50 = 3,703.88/x
3. Step 3: Cross multiply
   10,279.29x = 15,409.50 × 3,703.88
4. Step 4: Simplify right side
   10,279.29x = 57,074,938.86
5. Step 5: Solve for x
   x = 57,074,938.86/10,279.29
6. Step 6: Final answer
   x = 5,552.42