Finding the Third Proportional to 10,667,055 and 16,945,366.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,667,055 : 16,945,366.50 = 16,945,366.50 : x
2. Step 2: Convert to fraction form
   10,667,055/16,945,366.50 = 16,945,366.50/x
3. Step 3: Cross multiply
   10,667,055x = 16,945,366.50 × 16,945,366.50
4. Step 4: Simplify right side
   10,667,055x = 287,145,445,819,322.25
5. Step 5: Solve for x
   x = 287,145,445,819,322.25/10,667,055
6. Step 6: Final answer
   x = 26,918,905.53