Finding the Third Proportional to 8,329,926 and 12,583,644

Step by Step Solution

1. Step 1: Write the proportion equation
   8,329,926 : 12,583,644 = 12,583,644 : x
2. Step 2: Convert to fraction form
   8,329,926/12,583,644 = 12,583,644/x
3. Step 3: Cross multiply
   8,329,926x = 12,583,644 × 12,583,644
4. Step 4: Simplify right side
   8,329,926x = 158,348,096,318,736
5. Step 5: Solve for x
   x = 158,348,096,318,736/8,329,926
6. Step 6: Final answer
   x = 19,009,544.18