Finding the Third Proportional to 5,681,661 and 12,161,030

Step by Step Solution

1. Step 1: Write the proportion equation
   5,681,661 : 12,161,030 = 12,161,030 : x
2. Step 2: Convert to fraction form
   5,681,661/12,161,030 = 12,161,030/x
3. Step 3: Cross multiply
   5,681,661x = 12,161,030 × 12,161,030
4. Step 4: Simplify right side
   5,681,661x = 147,890,650,660,900
5. Step 5: Solve for x
   x = 147,890,650,660,900/5,681,661
6. Step 6: Final answer
   x = 26,029,474.60