Finding the Fourth Proportional to 1,067.50, 1,473.16 and 625.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067.50 : 1,473.16 = 625.32 : x
2. Step 2: Convert to fraction form
   1,067.50/1,473.16 = 625.32/x
3. Step 3: Cross multiply
   1,067.50x = 1,473.16 × 625.32
4. Step 4: Simplify right side
   1,067.50x = 921,196.41
5. Step 5: Solve for x
   x = 921,196.41/1,067.50
6. Step 6: Final answer
   x = 862.95