Finding the Fourth Proportional to 1,715.60, 2,363.47 and 1,414.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715.60 : 2,363.47 = 1,414.89 : x
2. Step 2: Convert to fraction form
   1,715.60/2,363.47 = 1,414.89/x
3. Step 3: Cross multiply
   1,715.60x = 2,363.47 × 1,414.89
4. Step 4: Simplify right side
   1,715.60x = 3,344,050.07
5. Step 5: Solve for x
   x = 3,344,050.07/1,715.60
6. Step 6: Final answer
   x = 1,949.20