Finding the Third Proportional to 69,550 and 105,650

Step by Step Solution

1. Step 1: Write the proportion equation
   69,550 : 105,650 = 105,650 : x
2. Step 2: Convert to fraction form
   69,550/105,650 = 105,650/x
3. Step 3: Cross multiply
   69,550x = 105,650 × 105,650
4. Step 4: Simplify right side
   69,550x = 11,161,922,500
5. Step 5: Solve for x
   x = 11,161,922,500/69,550
6. Step 6: Final answer
   x = 160,487.74