Finding the Fourth Proportional to 1,469.71, 2,026.83 and 1,171.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.71 : 2,026.83 = 1,171.95 : x
2. Step 2: Convert to fraction form
   1,469.71/2,026.83 = 1,171.95/x
3. Step 3: Cross multiply
   1,469.71x = 2,026.83 × 1,171.95
4. Step 4: Simplify right side
   1,469.71x = 2,375,343.42
5. Step 5: Solve for x
   x = 2,375,343.42/1,469.71
6. Step 6: Final answer
   x = 1,616.20