Finding the Fourth Proportional to 1,677.16, 2,517.18 and 754.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,677.16 : 2,517.18 = 754.12 : x
2. Step 2: Convert to fraction form
   1,677.16/2,517.18 = 754.12/x
3. Step 3: Cross multiply
   1,677.16x = 2,517.18 × 754.12
4. Step 4: Simplify right side
   1,677.16x = 1,898,255.78
5. Step 5: Solve for x
   x = 1,898,255.78/1,677.16
6. Step 6: Final answer
   x = 1,131.83