Finding the Fourth Proportional to 2,168.10, 3,251.82 and 707.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,168.10 : 3,251.82 = 707.25 : x
2. Step 2: Convert to fraction form
   2,168.10/3,251.82 = 707.25/x
3. Step 3: Cross multiply
   2,168.10x = 3,251.82 × 707.25
4. Step 4: Simplify right side
   2,168.10x = 2,299,849.70
5. Step 5: Solve for x
   x = 2,299,849.70/2,168.10
6. Step 6: Final answer
   x = 1,060.77