Finding the Third Proportional to 148,749 and 226,612.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,749 : 226,612.50 = 226,612.50 : x
2. Step 2: Convert to fraction form
   148,749/226,612.50 = 226,612.50/x
3. Step 3: Cross multiply
   148,749x = 226,612.50 × 226,612.50
4. Step 4: Simplify right side
   148,749x = 51,353,225,156.25
5. Step 5: Solve for x
   x = 51,353,225,156.25/148,749
6. Step 6: Final answer
   x = 345,234.09