Finding the Fourth Proportional to 1,527.66, 2,108.33 and 938.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,527.66 : 2,108.33 = 938.59 : x
2. Step 2: Convert to fraction form
   1,527.66/2,108.33 = 938.59/x
3. Step 3: Cross multiply
   1,527.66x = 2,108.33 × 938.59
4. Step 4: Simplify right side
   1,527.66x = 1,978,851.01
5. Step 5: Solve for x
   x = 1,978,851.01/1,527.66
6. Step 6: Final answer
   x = 1,295.35