Finding the Fourth Proportional to 1,694.50, 2,337.59 and 1,064.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,694.50 : 2,337.59 = 1,064.71 : x
2. Step 2: Convert to fraction form
   1,694.50/2,337.59 = 1,064.71/x
3. Step 3: Cross multiply
   1,694.50x = 2,337.59 × 1,064.71
4. Step 4: Simplify right side
   1,694.50x = 2,488,838.44
5. Step 5: Solve for x
   x = 2,488,838.44/1,694.50
6. Step 6: Final answer
   x = 1,468.78