Finding the Third Proportional to 149,490 and 327,010.50

Step by Step Solution

1. Step 1: Write the proportion equation
   149,490 : 327,010.50 = 327,010.50 : x
2. Step 2: Convert to fraction form
   149,490/327,010.50 = 327,010.50/x
3. Step 3: Cross multiply
   149,490x = 327,010.50 × 327,010.50
4. Step 4: Simplify right side
   149,490x = 106,935,867,110.25
5. Step 5: Solve for x
   x = 106,935,867,110.25/149,490
6. Step 6: Final answer
   x = 715,337.93