Finding the Fourth Proportional to 1,498.13, 2,066.41 and 1,000.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.13 : 2,066.41 = 1,000.79 : x
2. Step 2: Convert to fraction form
   1,498.13/2,066.41 = 1,000.79/x
3. Step 3: Cross multiply
   1,498.13x = 2,066.41 × 1,000.79
4. Step 4: Simplify right side
   1,498.13x = 2,068,041.13
5. Step 5: Solve for x
   x = 2,068,041.13/1,498.13
6. Step 6: Final answer
   x = 1,380.42