Finding the Fourth Proportional to 2,464.78, 3,696.20 and 904.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,464.78 : 3,696.20 = 904.32 : x
2. Step 2: Convert to fraction form
   2,464.78/3,696.20 = 904.32/x
3. Step 3: Cross multiply
   2,464.78x = 3,696.20 × 904.32
4. Step 4: Simplify right side
   2,464.78x = 3,342,547.58
5. Step 5: Solve for x
   x = 3,342,547.58/2,464.78
6. Step 6: Final answer
   x = 1,356.12