Finding the Third Proportional to 147,969 and 240,401.25

Step by Step Solution

1. Step 1: Write the proportion equation
   147,969 : 240,401.25 = 240,401.25 : x
2. Step 2: Convert to fraction form
   147,969/240,401.25 = 240,401.25/x
3. Step 3: Cross multiply
   147,969x = 240,401.25 × 240,401.25
4. Step 4: Simplify right side
   147,969x = 57,792,761,001.56
5. Step 5: Solve for x
   x = 57,792,761,001.56/147,969
6. Step 6: Final answer
   x = 390,573.44