Finding the Third Proportional to 70,688 and 103,656

Step by Step Solution

1. Step 1: Write the proportion equation
   70,688 : 103,656 = 103,656 : x
2. Step 2: Convert to fraction form
   70,688/103,656 = 103,656/x
3. Step 3: Cross multiply
   70,688x = 103,656 × 103,656
4. Step 4: Simplify right side
   70,688x = 10,744,566,336
5. Step 5: Solve for x
   x = 10,744,566,336/70,688
6. Step 6: Final answer
   x = 151,999.86