Finding the Third Proportional to 42,945.75 and 64,220.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,945.75 : 64,220.25 = 64,220.25 : x
2. Step 2: Convert to fraction form
   42,945.75/64,220.25 = 64,220.25/x
3. Step 3: Cross multiply
   42,945.75x = 64,220.25 × 64,220.25
4. Step 4: Simplify right side
   42,945.75x = 4,124,240,510.06
5. Step 5: Solve for x
   x = 4,124,240,510.06/42,945.75
6. Step 6: Final answer
   x = 96,033.73