Finding the Third Proportional to 70,624 and 151,478

Step by Step Solution

1. Step 1: Write the proportion equation
   70,624 : 151,478 = 151,478 : x
2. Step 2: Convert to fraction form
   70,624/151,478 = 151,478/x
3. Step 3: Cross multiply
   70,624x = 151,478 × 151,478
4. Step 4: Simplify right side
   70,624x = 22,945,584,484
5. Step 5: Solve for x
   x = 22,945,584,484/70,624
6. Step 6: Final answer
   x = 324,897.83