Finding the Third Proportional to 328,101 and 469,183.50

Step by Step Solution

1. Step 1: Write the proportion equation
   328,101 : 469,183.50 = 469,183.50 : x
2. Step 2: Convert to fraction form
   328,101/469,183.50 = 469,183.50/x
3. Step 3: Cross multiply
   328,101x = 469,183.50 × 469,183.50
4. Step 4: Simplify right side
   328,101x = 220,133,156,672.25
5. Step 5: Solve for x
   x = 220,133,156,672.25/328,101
6. Step 6: Final answer
   x = 670,931.08