Finding the Fourth Proportional to 10,457.29, 15,684.78 and 3,061.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,457.29 : 15,684.78 = 3,061.82 : x
2. Step 2: Convert to fraction form
   10,457.29/15,684.78 = 3,061.82/x
3. Step 3: Cross multiply
   10,457.29x = 15,684.78 × 3,061.82
4. Step 4: Simplify right side
   10,457.29x = 48,023,937.71
5. Step 5: Solve for x
   x = 48,023,937.71/10,457.29
6. Step 6: Final answer
   x = 4,592.39