Finding the Third Proportional to 27,945 and 42,179.06

Step by Step Solution

1. Step 1: Write the proportion equation
   27,945 : 42,179.06 = 42,179.06 : x
2. Step 2: Convert to fraction form
   27,945/42,179.06 = 42,179.06/x
3. Step 3: Cross multiply
   27,945x = 42,179.06 × 42,179.06
4. Step 4: Simplify right side
   27,945x = 1,779,073,313.38
5. Step 5: Solve for x
   x = 1,779,073,313.38/27,945
6. Step 6: Final answer
   x = 63,663.39