Finding the Fourth Proportional to 1,789.01, 2,468.96 and 992.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,789.01 : 2,468.96 = 992.38 : x
2. Step 2: Convert to fraction form
   1,789.01/2,468.96 = 992.38/x
3. Step 3: Cross multiply
   1,789.01x = 2,468.96 × 992.38
4. Step 4: Simplify right side
   1,789.01x = 2,450,142.83
5. Step 5: Solve for x
   x = 2,450,142.83/1,789.01
6. Step 6: Final answer
   x = 1,369.55