Finding the Fourth Proportional to 937.31, 1,404.42 and 662.06

Step by Step Solution

1. Step 1: Write the proportion equation
   937.31 : 1,404.42 = 662.06 : x
2. Step 2: Convert to fraction form
   937.31/1,404.42 = 662.06/x
3. Step 3: Cross multiply
   937.31x = 1,404.42 × 662.06
4. Step 4: Simplify right side
   937.31x = 929,810.31
5. Step 5: Solve for x
   x = 929,810.31/937.31
6. Step 6: Final answer
   x = 992.00