Finding the Fourth Proportional to 2,962.32, 4,442.51 and 987.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,962.32 : 4,442.51 = 987.53 : x
2. Step 2: Convert to fraction form
   2,962.32/4,442.51 = 987.53/x
3. Step 3: Cross multiply
   2,962.32x = 4,442.51 × 987.53
4. Step 4: Simplify right side
   2,962.32x = 4,387,111.90
5. Step 5: Solve for x
   x = 4,387,111.90/2,962.32
6. Step 6: Final answer
   x = 1,480.97