Finding the Fourth Proportional to 1,250.72, 1,874.73 and 617.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.72 : 1,874.73 = 617.93 : x
2. Step 2: Convert to fraction form
   1,250.72/1,874.73 = 617.93/x
3. Step 3: Cross multiply
   1,250.72x = 1,874.73 × 617.93
4. Step 4: Simplify right side
   1,250.72x = 1,158,451.91
5. Step 5: Solve for x
   x = 1,158,451.91/1,250.72
6. Step 6: Final answer
   x = 926.23