Finding the Third Proportional to 8,434,046,862 and 12,340,606,041

Step by Step Solution

1. Step 1: Write the proportion equation
   8,434,046,862 : 12,340,606,041 = 12,340,606,041 : x
2. Step 2: Convert to fraction form
   8,434,046,862/12,340,606,041 = 12,340,606,041/x
3. Step 3: Cross multiply
   8,434,046,862x = 12,340,606,041 × 12,340,606,041
4. Step 4: Simplify right side
   8,434,046,862x = 152,290,557,459,165,708,288
5. Step 5: Solve for x
   x = 152,290,557,459,165,708,288/8,434,046,862
6. Step 6: Final answer
   x = 18,056,641,129.81