Finding the Third Proportional to 147,279 and 230,395.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,279 : 230,395.50 = 230,395.50 : x
2. Step 2: Convert to fraction form
   147,279/230,395.50 = 230,395.50/x
3. Step 3: Cross multiply
   147,279x = 230,395.50 × 230,395.50
4. Step 4: Simplify right side
   147,279x = 53,082,086,420.25
5. Step 5: Solve for x
   x = 53,082,086,420.25/147,279
6. Step 6: Final answer
   x = 360,418.57