Finding the Third Proportional to 149,433 and 322,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   149,433 : 322,480.50 = 322,480.50 : x
2. Step 2: Convert to fraction form
   149,433/322,480.50 = 322,480.50/x
3. Step 3: Cross multiply
   149,433x = 322,480.50 × 322,480.50
4. Step 4: Simplify right side
   149,433x = 103,993,672,880.25
5. Step 5: Solve for x
   x = 103,993,672,880.25/149,433
6. Step 6: Final answer
   x = 695,921.74