Finding the Third Proportional to 19,929.38 and 27,077.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,929.38 : 27,077.63 = 27,077.63 : x
2. Step 2: Convert to fraction form
   19,929.38/27,077.63 = 27,077.63/x
3. Step 3: Cross multiply
   19,929.38x = 27,077.63 × 27,077.63
4. Step 4: Simplify right side
   19,929.38x = 733,197,775.64
5. Step 5: Solve for x
   x = 733,197,775.64/19,929.38
6. Step 6: Final answer
   x = 36,789.80