Finding the Fourth Proportional to 1,696.52, 2,340.42 and 997.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,696.52 : 2,340.42 = 997.40 : x
2. Step 2: Convert to fraction form
   1,696.52/2,340.42 = 997.40/x
3. Step 3: Cross multiply
   1,696.52x = 2,340.42 × 997.40
4. Step 4: Simplify right side
   1,696.52x = 2,334,334.91
5. Step 5: Solve for x
   x = 2,334,334.91/1,696.52
6. Step 6: Final answer
   x = 1,375.95