Finding the Fourth Proportional to 1,416.62, 2,123.91 and 714.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,416.62 : 2,123.91 = 714.27 : x
2. Step 2: Convert to fraction form
   1,416.62/2,123.91 = 714.27/x
3. Step 3: Cross multiply
   1,416.62x = 2,123.91 × 714.27
4. Step 4: Simplify right side
   1,416.62x = 1,517,045.20
5. Step 5: Solve for x
   x = 1,517,045.20/1,416.62
6. Step 6: Final answer
   x = 1,070.89