Finding the Third Proportional to 69,978 and 151,007

Step by Step Solution

1. Step 1: Write the proportion equation
   69,978 : 151,007 = 151,007 : x
2. Step 2: Convert to fraction form
   69,978/151,007 = 151,007/x
3. Step 3: Cross multiply
   69,978x = 151,007 × 151,007
4. Step 4: Simplify right side
   69,978x = 22,803,114,049
5. Step 5: Solve for x
   x = 22,803,114,049/69,978
6. Step 6: Final answer
   x = 325,861.19