Finding the Third Proportional to 4,867,669.69 and 10,386,847.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,867,669.69 : 10,386,847.69 = 10,386,847.69 : x
2. Step 2: Convert to fraction form
   4,867,669.69/10,386,847.69 = 10,386,847.69/x
3. Step 3: Cross multiply
   4,867,669.69x = 10,386,847.69 × 10,386,847.69
4. Step 4: Simplify right side
   4,867,669.69x = 107,886,604,883,324.09
5. Step 5: Solve for x
   x = 107,886,604,883,324.09/4,867,669.69
6. Step 6: Final answer
   x = 22,163,912.47