Finding the Fourth Proportional to 1,700.50, 2,551.01 and 726.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,700.50 : 2,551.01 = 726.61 : x
2. Step 2: Convert to fraction form
   1,700.50/2,551.01 = 726.61/x
3. Step 3: Cross multiply
   1,700.50x = 2,551.01 × 726.61
4. Step 4: Simplify right side
   1,700.50x = 1,853,576.62
5. Step 5: Solve for x
   x = 1,853,576.62/1,700.50
6. Step 6: Final answer
   x = 1,090.02