Finding the Third Proportional to 7,867,116 and 12,150,054

Step by Step Solution

1. Step 1: Write the proportion equation
   7,867,116 : 12,150,054 = 12,150,054 : x
2. Step 2: Convert to fraction form
   7,867,116/12,150,054 = 12,150,054/x
3. Step 3: Cross multiply
   7,867,116x = 12,150,054 × 12,150,054
4. Step 4: Simplify right side
   7,867,116x = 147,623,812,202,916
5. Step 5: Solve for x
   x = 147,623,812,202,916/7,867,116
6. Step 6: Final answer
   x = 18,764,667.03