Finding the Fourth Proportional to 1,234.49, 1,703.59 and 710.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,234.49 : 1,703.59 = 710.52 : x
2. Step 2: Convert to fraction form
   1,234.49/1,703.59 = 710.52/x
3. Step 3: Cross multiply
   1,234.49x = 1,703.59 × 710.52
4. Step 4: Simplify right side
   1,234.49x = 1,210,426.25
5. Step 5: Solve for x
   x = 1,210,426.25/1,234.49
6. Step 6: Final answer
   x = 980.51