Finding the Third Proportional to 45,008 and 69,871

Step by Step Solution

1. Step 1: Write the proportion equation
   45,008 : 69,871 = 69,871 : x
2. Step 2: Convert to fraction form
   45,008/69,871 = 69,871/x
3. Step 3: Cross multiply
   45,008x = 69,871 × 69,871
4. Step 4: Simplify right side
   45,008x = 4,881,956,641
5. Step 5: Solve for x
   x = 4,881,956,641/45,008
6. Step 6: Final answer
   x = 108,468.64