Finding the Fourth Proportional to 1,414.63, 2,123.16 and 757.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,414.63 : 2,123.16 = 757.03 : x
2. Step 2: Convert to fraction form
   1,414.63/2,123.16 = 757.03/x
3. Step 3: Cross multiply
   1,414.63x = 2,123.16 × 757.03
4. Step 4: Simplify right side
   1,414.63x = 1,607,295.81
5. Step 5: Solve for x
   x = 1,607,295.81/1,414.63
6. Step 6: Final answer
   x = 1,136.20