Finding the Third Proportional to 148,753.50 and 226,620

Step by Step Solution

1. Step 1: Write the proportion equation
   148,753.50 : 226,620 = 226,620 : x
2. Step 2: Convert to fraction form
   148,753.50/226,620 = 226,620/x
3. Step 3: Cross multiply
   148,753.50x = 226,620 × 226,620
4. Step 4: Simplify right side
   148,753.50x = 51,356,624,400
5. Step 5: Solve for x
   x = 51,356,624,400/148,753.50
6. Step 6: Final answer
   x = 345,246.49