Finding the Fourth Proportional to 1,669.72, 2,304.01 and 997.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669.72 : 2,304.01 = 997.41 : x
2. Step 2: Convert to fraction form
   1,669.72/2,304.01 = 997.41/x
3. Step 3: Cross multiply
   1,669.72x = 2,304.01 × 997.41
4. Step 4: Simplify right side
   1,669.72x = 2,298,042.61
5. Step 5: Solve for x
   x = 2,298,042.61/1,669.72
6. Step 6: Final answer
   x = 1,376.30