Finding the Fourth Proportional to 1,067.57, 1,602.86 and 606.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067.57 : 1,602.86 = 606.25 : x
2. Step 2: Convert to fraction form
   1,067.57/1,602.86 = 606.25/x
3. Step 3: Cross multiply
   1,067.57x = 1,602.86 × 606.25
4. Step 4: Simplify right side
   1,067.57x = 971,733.88
5. Step 5: Solve for x
   x = 971,733.88/1,067.57
6. Step 6: Final answer
   x = 910.23