Finding the Fourth Proportional to 1,760.33, 2,428.90 and 974.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.33 : 2,428.90 = 974.22 : x
2. Step 2: Convert to fraction form
   1,760.33/2,428.90 = 974.22/x
3. Step 3: Cross multiply
   1,760.33x = 2,428.90 × 974.22
4. Step 4: Simplify right side
   1,760.33x = 2,366,280.52
5. Step 5: Solve for x
   x = 2,366,280.52/1,760.33
6. Step 6: Final answer
   x = 1,344.23