Finding the Fourth Proportional to 1,299.82, 1,793.72 and 710.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299.82 : 1,793.72 = 710.34 : x
2. Step 2: Convert to fraction form
   1,299.82/1,793.72 = 710.34/x
3. Step 3: Cross multiply
   1,299.82x = 1,793.72 × 710.34
4. Step 4: Simplify right side
   1,299.82x = 1,274,151.06
5. Step 5: Solve for x
   x = 1,274,151.06/1,299.82
6. Step 6: Final answer
   x = 980.25