Finding the Third Proportional to 33,688 and 70,916

Step by Step Solution

1. Step 1: Write the proportion equation
   33,688 : 70,916 = 70,916 : x
2. Step 2: Convert to fraction form
   33,688/70,916 = 70,916/x
3. Step 3: Cross multiply
   33,688x = 70,916 × 70,916
4. Step 4: Simplify right side
   33,688x = 5,029,079,056
5. Step 5: Solve for x
   x = 5,029,079,056/33,688
6. Step 6: Final answer
   x = 149,283.99