Finding the Third Proportional to 152,158.50 and 332,991

Step by Step Solution

1. Step 1: Write the proportion equation
   152,158.50 : 332,991 = 332,991 : x
2. Step 2: Convert to fraction form
   152,158.50/332,991 = 332,991/x
3. Step 3: Cross multiply
   152,158.50x = 332,991 × 332,991
4. Step 4: Simplify right side
   152,158.50x = 110,883,006,081
5. Step 5: Solve for x
   x = 110,883,006,081/152,158.50
6. Step 6: Final answer
   x = 728,733.56