Finding the Fourth Proportional to 2,250.86, 3,376.33 and 790.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,250.86 : 3,376.33 = 790.05 : x
2. Step 2: Convert to fraction form
   2,250.86/3,376.33 = 790.05/x
3. Step 3: Cross multiply
   2,250.86x = 3,376.33 × 790.05
4. Step 4: Simplify right side
   2,250.86x = 2,667,484.65
5. Step 5: Solve for x
   x = 2,667,484.65/2,250.86
6. Step 6: Final answer
   x = 1,185.09