Finding the Third Proportional to 8,665,181 and 12,113,833

Step by Step Solution

1. Step 1: Write the proportion equation
   8,665,181 : 12,113,833 = 12,113,833 : x
2. Step 2: Convert to fraction form
   8,665,181/12,113,833 = 12,113,833/x
3. Step 3: Cross multiply
   8,665,181x = 12,113,833 × 12,113,833
4. Step 4: Simplify right side
   8,665,181x = 146,744,949,951,889
5. Step 5: Solve for x
   x = 146,744,949,951,889/8,665,181
6. Step 6: Final answer
   x = 16,935,012.66