Finding the Fourth Proportional to 1,743.08, 2,405.89 and 997.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,743.08 : 2,405.89 = 997.27 : x
2. Step 2: Convert to fraction form
   1,743.08/2,405.89 = 997.27/x
3. Step 3: Cross multiply
   1,743.08x = 2,405.89 × 997.27
4. Step 4: Simplify right side
   1,743.08x = 2,399,326.17
5. Step 5: Solve for x
   x = 2,399,326.17/1,743.08
6. Step 6: Final answer
   x = 1,376.49