Finding the Fourth Proportional to 1,793.71, 2,475.72 and 997.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,793.71 : 2,475.72 = 997.31 : x
2. Step 2: Convert to fraction form
   1,793.71/2,475.72 = 997.31/x
3. Step 3: Cross multiply
   1,793.71x = 2,475.72 × 997.31
4. Step 4: Simplify right side
   1,793.71x = 2,469,066.50
5. Step 5: Solve for x
   x = 2,469,066.50/1,793.71
6. Step 6: Final answer
   x = 1,376.51