Finding the Fourth Proportional to 10,116.72, 15,176.70 and 3,542.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,116.72 : 15,176.70 = 3,542.76 : x
2. Step 2: Convert to fraction form
   10,116.72/15,176.70 = 3,542.76/x
3. Step 3: Cross multiply
   10,116.72x = 15,176.70 × 3,542.76
4. Step 4: Simplify right side
   10,116.72x = 53,767,405.69
5. Step 5: Solve for x
   x = 53,767,405.69/10,116.72
6. Step 6: Final answer
   x = 5,314.71