Finding the Third Proportional to 10,644,117 and 16,674,991.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,644,117 : 16,674,991.50 = 16,674,991.50 : x
2. Step 2: Convert to fraction form
   10,644,117/16,674,991.50 = 16,674,991.50/x
3. Step 3: Cross multiply
   10,644,117x = 16,674,991.50 × 16,674,991.50
4. Step 4: Simplify right side
   10,644,117x = 278,055,341,525,072.25
5. Step 5: Solve for x
   x = 278,055,341,525,072.25/10,644,117
6. Step 6: Final answer
   x = 26,122,912.92