Finding the Fourth Proportional to 1,546.02, 2,318.72 and 724.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,546.02 : 2,318.72 = 724.07 : x
2. Step 2: Convert to fraction form
   1,546.02/2,318.72 = 724.07/x
3. Step 3: Cross multiply
   1,546.02x = 2,318.72 × 724.07
4. Step 4: Simplify right side
   1,546.02x = 1,678,915.59
5. Step 5: Solve for x
   x = 1,678,915.59/1,546.02
6. Step 6: Final answer
   x = 1,085.96