Finding the Third Proportional to 70,576 and 152,672

Step by Step Solution

1. Step 1: Write the proportion equation
   70,576 : 152,672 = 152,672 : x
2. Step 2: Convert to fraction form
   70,576/152,672 = 152,672/x
3. Step 3: Cross multiply
   70,576x = 152,672 × 152,672
4. Step 4: Simplify right side
   70,576x = 23,308,739,584
5. Step 5: Solve for x
   x = 23,308,739,584/70,576
6. Step 6: Final answer
   x = 330,264.39