Finding the Third Proportional to 8,564,448 and 12,610,104

Step by Step Solution

1. Step 1: Write the proportion equation
   8,564,448 : 12,610,104 = 12,610,104 : x
2. Step 2: Convert to fraction form
   8,564,448/12,610,104 = 12,610,104/x
3. Step 3: Cross multiply
   8,564,448x = 12,610,104 × 12,610,104
4. Step 4: Simplify right side
   8,564,448x = 159,014,722,890,816
5. Step 5: Solve for x
   x = 159,014,722,890,816/8,564,448
6. Step 6: Final answer
   x = 18,566,838.50