Finding the Third Proportional to 148,243 and 326,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,243 : 326,007.50 = 326,007.50 : x
2. Step 2: Convert to fraction form
   148,243/326,007.50 = 326,007.50/x
3. Step 3: Cross multiply
   148,243x = 326,007.50 × 326,007.50
4. Step 4: Simplify right side
   148,243x = 106,280,890,056.25
5. Step 5: Solve for x
   x = 106,280,890,056.25/148,243
6. Step 6: Final answer
   x = 716,936.99