Finding the Fourth Proportional to 1,067.82, 1,473.96 and 625.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067.82 : 1,473.96 = 625.86 : x
2. Step 2: Convert to fraction form
   1,067.82/1,473.96 = 625.86/x
3. Step 3: Cross multiply
   1,067.82x = 1,473.96 × 625.86
4. Step 4: Simplify right side
   1,067.82x = 922,492.61
5. Step 5: Solve for x
   x = 922,492.61/1,067.82
6. Step 6: Final answer
   x = 863.90