Finding the Third Proportional to 33,688 and 70,756

Step by Step Solution

1. Step 1: Write the proportion equation
   33,688 : 70,756 = 70,756 : x
2. Step 2: Convert to fraction form
   33,688/70,756 = 70,756/x
3. Step 3: Cross multiply
   33,688x = 70,756 × 70,756
4. Step 4: Simplify right side
   33,688x = 5,006,411,536
5. Step 5: Solve for x
   x = 5,006,411,536/33,688
6. Step 6: Final answer
   x = 148,611.12