Finding the Fourth Proportional to 1,090.68, 1,502.42 and 932.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,090.68 : 1,502.42 = 932.82 : x
2. Step 2: Convert to fraction form
   1,090.68/1,502.42 = 932.82/x
3. Step 3: Cross multiply
   1,090.68x = 1,502.42 × 932.82
4. Step 4: Simplify right side
   1,090.68x = 1,401,487.42
5. Step 5: Solve for x
   x = 1,401,487.42/1,090.68
6. Step 6: Final answer
   x = 1,284.97