Finding the Fourth Proportional to 2,250.68, 3,103.05 and 1,872.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.68 : 3,103.05 = 1,872.50 : x
2. Step 2: Convert to fraction form
   2,250.68/3,103.05 = 1,872.50/x
3. Step 3: Cross multiply
   2,250.68x = 3,103.05 × 1,872.50
4. Step 4: Simplify right side
   2,250.68x = 5,810,445.61
5. Step 5: Solve for x
   x = 5,810,445.61/2,250.68
6. Step 6: Final answer
   x = 2,581.65