Finding the Third Proportional to 7,867,154 and 12,150,104

Step by Step Solution

1. Step 1: Write the proportion equation
   7,867,154 : 12,150,104 = 12,150,104 : x
2. Step 2: Convert to fraction form
   7,867,154/12,150,104 = 12,150,104/x
3. Step 3: Cross multiply
   7,867,154x = 12,150,104 × 12,150,104
4. Step 4: Simplify right side
   7,867,154x = 147,625,027,210,816
5. Step 5: Solve for x
   x = 147,625,027,210,816/7,867,154
6. Step 6: Final answer
   x = 18,764,730.83