Finding the Fourth Proportional to 1,041.72, 1,436.94 and 710.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,041.72 : 1,436.94 = 710.52 : x
2. Step 2: Convert to fraction form
   1,041.72/1,436.94 = 710.52/x
3. Step 3: Cross multiply
   1,041.72x = 1,436.94 × 710.52
4. Step 4: Simplify right side
   1,041.72x = 1,020,974.61
5. Step 5: Solve for x
   x = 1,020,974.61/1,041.72
6. Step 6: Final answer
   x = 980.09