Finding the Third Proportional to 34,108 and 69,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,108 : 69,906.50 = 69,906.50 : x
2. Step 2: Convert to fraction form
   34,108/69,906.50 = 69,906.50/x
3. Step 3: Cross multiply
   34,108x = 69,906.50 × 69,906.50
4. Step 4: Simplify right side
   34,108x = 4,886,918,742.25
5. Step 5: Solve for x
   x = 4,886,918,742.25/34,108
6. Step 6: Final answer
   x = 143,277.79