Finding the Third Proportional to 150,512 and 329,009.50

Step by Step Solution

1. Step 1: Write the proportion equation
   150,512 : 329,009.50 = 329,009.50 : x
2. Step 2: Convert to fraction form
   150,512/329,009.50 = 329,009.50/x
3. Step 3: Cross multiply
   150,512x = 329,009.50 × 329,009.50
4. Step 4: Simplify right side
   150,512x = 108,247,251,090.25
5. Step 5: Solve for x
   x = 108,247,251,090.25/150,512
6. Step 6: Final answer
   x = 719,193.49