Finding the Fourth Proportional to 2,250.88, 3,376.72 and 790.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.88 : 3,376.72 = 790.48 : x
2. Step 2: Convert to fraction form
   2,250.88/3,376.72 = 790.48/x
3. Step 3: Cross multiply
   2,250.88x = 3,376.72 × 790.48
4. Step 4: Simplify right side
   2,250.88x = 2,669,229.63
5. Step 5: Solve for x
   x = 2,669,229.63/2,250.88
6. Step 6: Final answer
   x = 1,185.86