Finding the Third Proportional to 70,359 and 148,007

Step by Step Solution

1. Step 1: Write the proportion equation
   70,359 : 148,007 = 148,007 : x
2. Step 2: Convert to fraction form
   70,359/148,007 = 148,007/x
3. Step 3: Cross multiply
   70,359x = 148,007 × 148,007
4. Step 4: Simplify right side
   70,359x = 21,906,072,049
5. Step 5: Solve for x
   x = 21,906,072,049/70,359
6. Step 6: Final answer
   x = 311,347.12