Finding the Fourth Proportional to 6,457.72, 9,696.30 and 3,687.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,457.72 : 9,696.30 = 3,687.52 : x
2. Step 2: Convert to fraction form
   6,457.72/9,696.30 = 3,687.52/x
3. Step 3: Cross multiply
   6,457.72x = 9,696.30 × 3,687.52
4. Step 4: Simplify right side
   6,457.72x = 35,755,300.18
5. Step 5: Solve for x
   x = 35,755,300.18/6,457.72
6. Step 6: Final answer
   x = 5,536.83