Finding the Fourth Proportional to 2,031.35, 3,048.24 and 877.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.35 : 3,048.24 = 877.10 : x
2. Step 2: Convert to fraction form
   2,031.35/3,048.24 = 877.10/x
3. Step 3: Cross multiply
   2,031.35x = 3,048.24 × 877.10
4. Step 4: Simplify right side
   2,031.35x = 2,673,591.68
5. Step 5: Solve for x
   x = 2,673,591.68/2,031.35
6. Step 6: Final answer
   x = 1,316.17