Finding the Fourth Proportional to 2,410.32, 3,612.60 and 870.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,410.32 : 3,612.60 = 870.48 : x
2. Step 2: Convert to fraction form
   2,410.32/3,612.60 = 870.48/x
3. Step 3: Cross multiply
   2,410.32x = 3,612.60 × 870.48
4. Step 4: Simplify right side
   2,410.32x = 3,144,696.05
5. Step 5: Solve for x
   x = 3,144,696.05/2,410.32
6. Step 6: Final answer
   x = 1,304.68