Finding the Third Proportional to 108,642 and 159,072.75

Step by Step Solution

1. Step 1: Write the proportion equation
   108,642 : 159,072.75 = 159,072.75 : x
2. Step 2: Convert to fraction form
   108,642/159,072.75 = 159,072.75/x
3. Step 3: Cross multiply
   108,642x = 159,072.75 × 159,072.75
4. Step 4: Simplify right side
   108,642x = 25,304,139,792.56
5. Step 5: Solve for x
   x = 25,304,139,792.56/108,642
6. Step 6: Final answer
   x = 232,913.05