Finding the Third Proportional to 42,802.75 and 65,874.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,802.75 : 65,874.75 = 65,874.75 : x
2. Step 2: Convert to fraction form
   42,802.75/65,874.75 = 65,874.75/x
3. Step 3: Cross multiply
   42,802.75x = 65,874.75 × 65,874.75
4. Step 4: Simplify right side
   42,802.75x = 4,339,482,687.56
5. Step 5: Solve for x
   x = 4,339,482,687.56/42,802.75
6. Step 6: Final answer
   x = 101,383.27