Finding the Third Proportional to 152,963 and 328,068.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,963 : 328,068.50 = 328,068.50 : x
2. Step 2: Convert to fraction form
   152,963/328,068.50 = 328,068.50/x
3. Step 3: Cross multiply
   152,963x = 328,068.50 × 328,068.50
4. Step 4: Simplify right side
   152,963x = 107,628,940,692.25
5. Step 5: Solve for x
   x = 107,628,940,692.25/152,963
6. Step 6: Final answer
   x = 703,627.29