Finding the Fourth Proportional to 1,451.47, 2,003.04 and 822

Step by Step Solution

1. Step 1: Write the proportion equation
   1,451.47 : 2,003.04 = 822 : x
2. Step 2: Convert to fraction form
   1,451.47/2,003.04 = 822/x
3. Step 3: Cross multiply
   1,451.47x = 2,003.04 × 822
4. Step 4: Simplify right side
   1,451.47x = 1,646,498.88
5. Step 5: Solve for x
   x = 1,646,498.88/1,451.47
6. Step 6: Final answer
   x = 1,134.37