Finding the Third Proportional to 62,805.38 and 85,284.56

Step by Step Solution

1. Step 1: Write the proportion equation
   62,805.38 : 85,284.56 = 85,284.56 : x
2. Step 2: Convert to fraction form
   62,805.38/85,284.56 = 85,284.56/x
3. Step 3: Cross multiply
   62,805.38x = 85,284.56 × 85,284.56
4. Step 4: Simplify right side
   62,805.38x = 7,273,456,600.82
5. Step 5: Solve for x
   x = 7,273,456,600.82/62,805.38
6. Step 6: Final answer
   x = 115,809.46