Finding the Fourth Proportional to 2,092.72, 3,139.53 and 632.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.72 : 3,139.53 = 632.02 : x
2. Step 2: Convert to fraction form
   2,092.72/3,139.53 = 632.02/x
3. Step 3: Cross multiply
   2,092.72x = 3,139.53 × 632.02
4. Step 4: Simplify right side
   2,092.72x = 1,984,245.75
5. Step 5: Solve for x
   x = 1,984,245.75/2,092.72
6. Step 6: Final answer
   x = 948.17