Finding the Fourth Proportional to 1,760.04, 2,428.88 and 974.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.04 : 2,428.88 = 974.03 : x
2. Step 2: Convert to fraction form
   1,760.04/2,428.88 = 974.03/x
3. Step 3: Cross multiply
   1,760.04x = 2,428.88 × 974.03
4. Step 4: Simplify right side
   1,760.04x = 2,365,784.97
5. Step 5: Solve for x
   x = 2,365,784.97/1,760.04
6. Step 6: Final answer
   x = 1,344.17