Finding the Third Proportional to 49,617.56 and 62,739.56

Step by Step Solution

1. Step 1: Write the proportion equation
   49,617.56 : 62,739.56 = 62,739.56 : x
2. Step 2: Convert to fraction form
   49,617.56/62,739.56 = 62,739.56/x
3. Step 3: Cross multiply
   49,617.56x = 62,739.56 × 62,739.56
4. Step 4: Simplify right side
   49,617.56x = 3,936,252,702.69
5. Step 5: Solve for x
   x = 3,936,252,702.69/49,617.56
6. Step 6: Final answer
   x = 79,331.84