Finding the Fourth Proportional to 1,498.25, 2,067.78 and 1,026.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.25 : 2,067.78 = 1,026.63 : x
2. Step 2: Convert to fraction form
   1,498.25/2,067.78 = 1,026.63/x
3. Step 3: Cross multiply
   1,498.25x = 2,067.78 × 1,026.63
4. Step 4: Simplify right side
   1,498.25x = 2,122,844.98
5. Step 5: Solve for x
   x = 2,122,844.98/1,498.25
6. Step 6: Final answer
   x = 1,416.89