Finding the Fourth Proportional to 2,496.72, 3,738.15 and 1,715.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496.72 : 3,738.15 = 1,715.07 : x
2. Step 2: Convert to fraction form
   2,496.72/3,738.15 = 1,715.07/x
3. Step 3: Cross multiply
   2,496.72x = 3,738.15 × 1,715.07
4. Step 4: Simplify right side
   2,496.72x = 6,411,188.92
5. Step 5: Solve for x
   x = 6,411,188.92/2,496.72
6. Step 6: Final answer
   x = 2,567.84