Finding the Fourth Proportional to 10,440.16, 15,656.82 and 3,045.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,440.16 : 15,656.82 = 3,045.12 : x
2. Step 2: Convert to fraction form
   10,440.16/15,656.82 = 3,045.12/x
3. Step 3: Cross multiply
   10,440.16x = 15,656.82 × 3,045.12
4. Step 4: Simplify right side
   10,440.16x = 47,676,895.72
5. Step 5: Solve for x
   x = 47,676,895.72/10,440.16
6. Step 6: Final answer
   x = 4,566.68