Finding the Fourth Proportional to 1,348.29, 1,860.06 and 974.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,348.29 : 1,860.06 = 974.43 : x
2. Step 2: Convert to fraction form
   1,348.29/1,860.06 = 974.43/x
3. Step 3: Cross multiply
   1,348.29x = 1,860.06 × 974.43
4. Step 4: Simplify right side
   1,348.29x = 1,812,498.27
5. Step 5: Solve for x
   x = 1,812,498.27/1,348.29
6. Step 6: Final answer
   x = 1,344.29