Finding the Fourth Proportional to 2,392.30, 3,586.51 and 748.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,392.30 : 3,586.51 = 748.00 : x
2. Step 2: Convert to fraction form
   2,392.30/3,586.51 = 748.00/x
3. Step 3: Cross multiply
   2,392.30x = 3,586.51 × 748.00
4. Step 4: Simplify right side
   2,392.30x = 2,682,687.81
5. Step 5: Solve for x
   x = 2,682,687.81/2,392.30
6. Step 6: Final answer
   x = 1,121.39