Finding the Fourth Proportional to 2,527.31, 3,791.60 and 1,488.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.31 : 3,791.60 = 1,488.18 : x
2. Step 2: Convert to fraction form
   2,527.31/3,791.60 = 1,488.18/x
3. Step 3: Cross multiply
   2,527.31x = 3,791.60 × 1,488.18
4. Step 4: Simplify right side
   2,527.31x = 5,642,575.85
5. Step 5: Solve for x
   x = 5,642,575.85/2,527.31
6. Step 6: Final answer
   x = 2,232.65