Finding the Third Proportional to 99,915 and 150,532.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,915 : 150,532.50 = 150,532.50 : x
2. Step 2: Convert to fraction form
   99,915/150,532.50 = 150,532.50/x
3. Step 3: Cross multiply
   99,915x = 150,532.50 × 150,532.50
4. Step 4: Simplify right side
   99,915x = 22,660,033,556.25
5. Step 5: Solve for x
   x = 22,660,033,556.25/99,915
6. Step 6: Final answer
   x = 226,793.11