Finding the Third Proportional to 70,472 and 103,372

Step by Step Solution

1. Step 1: Write the proportion equation
   70,472 : 103,372 = 103,372 : x
2. Step 2: Convert to fraction form
   70,472/103,372 = 103,372/x
3. Step 3: Cross multiply
   70,472x = 103,372 × 103,372
4. Step 4: Simplify right side
   70,472x = 10,685,770,384
5. Step 5: Solve for x
   x = 10,685,770,384/70,472
6. Step 6: Final answer
   x = 151,631.43