Finding the Fourth Proportional to 1,614.51, 2,422.71 and 748.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,614.51 : 2,422.71 = 748.82 : x
2. Step 2: Convert to fraction form
   1,614.51/2,422.71 = 748.82/x
3. Step 3: Cross multiply
   1,614.51x = 2,422.71 × 748.82
4. Step 4: Simplify right side
   1,614.51x = 1,814,179.76
5. Step 5: Solve for x
   x = 1,814,179.76/1,614.51
6. Step 6: Final answer
   x = 1,123.67