Finding the Third Proportional to 68,667.75 and 150,428.25

Step by Step Solution

1. Step 1: Write the proportion equation
   68,667.75 : 150,428.25 = 150,428.25 : x
2. Step 2: Convert to fraction form
   68,667.75/150,428.25 = 150,428.25/x
3. Step 3: Cross multiply
   68,667.75x = 150,428.25 × 150,428.25
4. Step 4: Simplify right side
   68,667.75x = 22,628,658,398.06
5. Step 5: Solve for x
   x = 22,628,658,398.06/68,667.75
6. Step 6: Final answer
   x = 329,538.37