Finding the Third Proportional to 70,640 and 152,752

Step by Step Solution

1. Step 1: Write the proportion equation
   70,640 : 152,752 = 152,752 : x
2. Step 2: Convert to fraction form
   70,640/152,752 = 152,752/x
3. Step 3: Cross multiply
   70,640x = 152,752 × 152,752
4. Step 4: Simplify right side
   70,640x = 23,333,173,504
5. Step 5: Solve for x
   x = 23,333,173,504/70,640
6. Step 6: Final answer
   x = 330,311.06