Finding the Third Proportional to 608,821 and 969,607.50

Step by Step Solution

1. Step 1: Write the proportion equation
   608,821 : 969,607.50 = 969,607.50 : x
2. Step 2: Convert to fraction form
   608,821/969,607.50 = 969,607.50/x
3. Step 3: Cross multiply
   608,821x = 969,607.50 × 969,607.50
4. Step 4: Simplify right side
   608,821x = 940,138,704,056.25
5. Step 5: Solve for x
   x = 940,138,704,056.25/608,821
6. Step 6: Final answer
   x = 1,544,195.59