Finding the Fourth Proportional to 1,520.82, 2,100.06 and 932.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,520.82 : 2,100.06 = 932.22 : x
2. Step 2: Convert to fraction form
   1,520.82/2,100.06 = 932.22/x
3. Step 3: Cross multiply
   1,520.82x = 2,100.06 × 932.22
4. Step 4: Simplify right side
   1,520.82x = 1,957,717.93
5. Step 5: Solve for x
   x = 1,957,717.93/1,520.82
6. Step 6: Final answer
   x = 1,287.28