Finding the Third Proportional to 152,958 and 328,051.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,958 : 328,051.50 = 328,051.50 : x
2. Step 2: Convert to fraction form
   152,958/328,051.50 = 328,051.50/x
3. Step 3: Cross multiply
   152,958x = 328,051.50 × 328,051.50
4. Step 4: Simplify right side
   152,958x = 107,617,786,652.25
5. Step 5: Solve for x
   x = 107,617,786,652.25/152,958
6. Step 6: Final answer
   x = 703,577.37