Finding the Fourth Proportional to 3,527.78, 5,292.42 and 1,062.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,527.78 : 5,292.42 = 1,062.40 : x
2. Step 2: Convert to fraction form
   3,527.78/5,292.42 = 1,062.40/x
3. Step 3: Cross multiply
   3,527.78x = 5,292.42 × 1,062.40
4. Step 4: Simplify right side
   3,527.78x = 5,622,667.01
5. Step 5: Solve for x
   x = 5,622,667.01/3,527.78
6. Step 6: Final answer
   x = 1,593.83