Finding the Fourth Proportional to 1,373.32, 2,060.18 and 724.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.32 : 2,060.18 = 724.10 : x
2. Step 2: Convert to fraction form
   1,373.32/2,060.18 = 724.10/x
3. Step 3: Cross multiply
   1,373.32x = 2,060.18 × 724.10
4. Step 4: Simplify right side
   1,373.32x = 1,491,776.34
5. Step 5: Solve for x
   x = 1,491,776.34/1,373.32
6. Step 6: Final answer
   x = 1,086.26