Finding the Third Proportional to 42,262.69 and 65,406.19

Step by Step Solution

1. Step 1: Write the proportion equation
   42,262.69 : 65,406.19 = 65,406.19 : x
2. Step 2: Convert to fraction form
   42,262.69/65,406.19 = 65,406.19/x
3. Step 3: Cross multiply
   42,262.69x = 65,406.19 × 65,406.19
4. Step 4: Simplify right side
   42,262.69x = 4,277,969,363.29
5. Step 5: Solve for x
   x = 4,277,969,363.29/42,262.69
6. Step 6: Final answer
   x = 101,223.32