Finding the Third Proportional to 5,609,940 and 12,117,036

Step by Step Solution

1. Step 1: Write the proportion equation
   5,609,940 : 12,117,036 = 12,117,036 : x
2. Step 2: Convert to fraction form
   5,609,940/12,117,036 = 12,117,036/x
3. Step 3: Cross multiply
   5,609,940x = 12,117,036 × 12,117,036
4. Step 4: Simplify right side
   5,609,940x = 146,822,561,425,296
5. Step 5: Solve for x
   x = 146,822,561,425,296/5,609,940
6. Step 6: Final answer
   x = 26,171,859.49