Finding the Third Proportional to 68,329.50 and 150,111.75

Step by Step Solution

1. Step 1: Write the proportion equation
   68,329.50 : 150,111.75 = 150,111.75 : x
2. Step 2: Convert to fraction form
   68,329.50/150,111.75 = 150,111.75/x
3. Step 3: Cross multiply
   68,329.50x = 150,111.75 × 150,111.75
4. Step 4: Simplify right side
   68,329.50x = 22,533,537,488.06
5. Step 5: Solve for x
   x = 22,533,537,488.06/68,329.50
6. Step 6: Final answer
   x = 329,777.58