Finding the Third Proportional to 11,819,844 and 25,881,687

Step by Step Solution

1. Step 1: Write the proportion equation
   11,819,844 : 25,881,687 = 25,881,687 : x
2. Step 2: Convert to fraction form
   11,819,844/25,881,687 = 25,881,687/x
3. Step 3: Cross multiply
   11,819,844x = 25,881,687 × 25,881,687
4. Step 4: Simplify right side
   11,819,844x = 669,861,721,965,969
5. Step 5: Solve for x
   x = 669,861,721,965,969/11,819,844
6. Step 6: Final answer
   x = 56,672,636.45