Finding the Third Proportional to 4,014,864 and 8,660,160

Step by Step Solution

1. Step 1: Write the proportion equation
   4,014,864 : 8,660,160 = 8,660,160 : x
2. Step 2: Convert to fraction form
   4,014,864/8,660,160 = 8,660,160/x
3. Step 3: Cross multiply
   4,014,864x = 8,660,160 × 8,660,160
4. Step 4: Simplify right side
   4,014,864x = 74,998,371,225,600
5. Step 5: Solve for x
   x = 74,998,371,225,600/4,014,864
6. Step 6: Final answer
   x = 18,680,177.27