Finding the Fourth Proportional to 1,250.62, 1,725.72 and 753.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.62 : 1,725.72 = 753.34 : x
2. Step 2: Convert to fraction form
   1,250.62/1,725.72 = 753.34/x
3. Step 3: Cross multiply
   1,250.62x = 1,725.72 × 753.34
4. Step 4: Simplify right side
   1,250.62x = 1,300,053.90
5. Step 5: Solve for x
   x = 1,300,053.90/1,250.62
6. Step 6: Final answer
   x = 1,039.53