Finding the Fourth Proportional to 1,250.31, 1,725.27 and 752.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.31 : 1,725.27 = 752.82 : x
2. Step 2: Convert to fraction form
   1,250.31/1,725.27 = 752.82/x
3. Step 3: Cross multiply
   1,250.31x = 1,725.27 × 752.82
4. Step 4: Simplify right side
   1,250.31x = 1,298,817.76
5. Step 5: Solve for x
   x = 1,298,817.76/1,250.31
6. Step 6: Final answer
   x = 1,038.80