Finding the Fourth Proportional to 1,498.56, 2,066.88 and 974.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.56 : 2,066.88 = 974.88 : x
2. Step 2: Convert to fraction form
   1,498.56/2,066.88 = 974.88/x
3. Step 3: Cross multiply
   1,498.56x = 2,066.88 × 974.88
4. Step 4: Simplify right side
   1,498.56x = 2,014,959.97
5. Step 5: Solve for x
   x = 2,014,959.97/1,498.56
6. Step 6: Final answer
   x = 1,344.60