Finding the Fourth Proportional to 2,366.55, 3,549.89 and 723.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,366.55 : 3,549.89 = 723.12 : x
2. Step 2: Convert to fraction form
   2,366.55/3,549.89 = 723.12/x
3. Step 3: Cross multiply
   2,366.55x = 3,549.89 × 723.12
4. Step 4: Simplify right side
   2,366.55x = 2,566,996.46
5. Step 5: Solve for x
   x = 2,566,996.46/2,366.55
6. Step 6: Final answer
   x = 1,084.70