Finding the Third Proportional to 2,076.89 and 4,387.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.89 : 4,387.92 = 4,387.92 : x
2. Step 2: Convert to fraction form
   2,076.89/4,387.92 = 4,387.92/x
3. Step 3: Cross multiply
   2,076.89x = 4,387.92 × 4,387.92
4. Step 4: Simplify right side
   2,076.89x = 19,253,858.38
5. Step 5: Solve for x
   x = 19,253,858.38/2,076.89
6. Step 6: Final answer
   x = 9,270.52