Finding the Third Proportional to 70,179 and 153,978

Step by Step Solution

1. Step 1: Write the proportion equation
   70,179 : 153,978 = 153,978 : x
2. Step 2: Convert to fraction form
   70,179/153,978 = 153,978/x
3. Step 3: Cross multiply
   70,179x = 153,978 × 153,978
4. Step 4: Simplify right side
   70,179x = 23,709,224,484
5. Step 5: Solve for x
   x = 23,709,224,484/70,179
6. Step 6: Final answer
   x = 337,839.30