Finding the Fourth Proportional to 2,632.63, 3,948.50 and 877.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,632.63 : 3,948.50 = 877.44 : x
2. Step 2: Convert to fraction form
   2,632.63/3,948.50 = 877.44/x
3. Step 3: Cross multiply
   2,632.63x = 3,948.50 × 877.44
4. Step 4: Simplify right side
   2,632.63x = 3,464,567.45
5. Step 5: Solve for x
   x = 3,464,567.45/2,632.63
6. Step 6: Final answer
   x = 1,316.01