Finding the Fourth Proportional to 2,387.10, 3,580.89 and 632.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387.10 : 3,580.89 = 632.10 : x
2. Step 2: Convert to fraction form
   2,387.10/3,580.89 = 632.10/x
3. Step 3: Cross multiply
   2,387.10x = 3,580.89 × 632.10
4. Step 4: Simplify right side
   2,387.10x = 2,263,477.41
5. Step 5: Solve for x
   x = 2,263,477.41/2,387.10
6. Step 6: Final answer
   x = 948.21