Finding the Fourth Proportional to 2,465.12, 3,696.56 and 925.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,465.12 : 3,696.56 = 925.04 : x
2. Step 2: Convert to fraction form
   2,465.12/3,696.56 = 925.04/x
3. Step 3: Cross multiply
   2,465.12x = 3,696.56 × 925.04
4. Step 4: Simplify right side
   2,465.12x = 3,419,465.86
5. Step 5: Solve for x
   x = 3,419,465.86/2,465.12
6. Step 6: Final answer
   x = 1,387.14