Finding the Fourth Proportional to 2,031.86, 3,048.59 and 862.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.86 : 3,048.59 = 862.11 : x
2. Step 2: Convert to fraction form
   2,031.86/3,048.59 = 862.11/x
3. Step 3: Cross multiply
   2,031.86x = 3,048.59 × 862.11
4. Step 4: Simplify right side
   2,031.86x = 2,628,215.61
5. Step 5: Solve for x
   x = 2,628,215.61/2,031.86
6. Step 6: Final answer
   x = 1,293.51