Finding the Fourth Proportional to 1,234.68, 1,704.01 and 710.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,234.68 : 1,704.01 = 710.82 : x
2. Step 2: Convert to fraction form
   1,234.68/1,704.01 = 710.82/x
3. Step 3: Cross multiply
   1,234.68x = 1,704.01 × 710.82
4. Step 4: Simplify right side
   1,234.68x = 1,211,238.89
5. Step 5: Solve for x
   x = 1,211,238.89/1,234.68
6. Step 6: Final answer
   x = 981.01