Finding the Third Proportional to 12,117,137 and 25,936,786

Step by Step Solution

1. Step 1: Write the proportion equation
   12,117,137 : 25,936,786 = 25,936,786 : x
2. Step 2: Convert to fraction form
   12,117,137/25,936,786 = 25,936,786/x
3. Step 3: Cross multiply
   12,117,137x = 25,936,786 × 25,936,786
4. Step 4: Simplify right side
   12,117,137x = 672,716,868,009,796
5. Step 5: Solve for x
   x = 672,716,868,009,796/12,117,137
6. Step 6: Final answer
   x = 55,517,806.56