Finding the Third Proportional to 70,640 and 151,112

Step by Step Solution

1. Step 1: Write the proportion equation
   70,640 : 151,112 = 151,112 : x
2. Step 2: Convert to fraction form
   70,640/151,112 = 151,112/x
3. Step 3: Cross multiply
   70,640x = 151,112 × 151,112
4. Step 4: Simplify right side
   70,640x = 22,834,836,544
5. Step 5: Solve for x
   x = 22,834,836,544/70,640
6. Step 6: Final answer
   x = 323,256.46