Finding the Fourth Proportional to 1,182.67, 1,631.52 and 710.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.67 : 1,631.52 = 710.35 : x
2. Step 2: Convert to fraction form
   1,182.67/1,631.52 = 710.35/x
3. Step 3: Cross multiply
   1,182.67x = 1,631.52 × 710.35
4. Step 4: Simplify right side
   1,182.67x = 1,158,950.23
5. Step 5: Solve for x
   x = 1,158,950.23/1,182.67
6. Step 6: Final answer
   x = 979.94