Finding the Third Proportional to 12,540,951 and 19,382,118

Step by Step Solution

1. Step 1: Write the proportion equation
   12,540,951 : 19,382,118 = 19,382,118 : x
2. Step 2: Convert to fraction form
   12,540,951/19,382,118 = 19,382,118/x
3. Step 3: Cross multiply
   12,540,951x = 19,382,118 × 19,382,118
4. Step 4: Simplify right side
   12,540,951x = 375,666,498,165,924
5. Step 5: Solve for x
   x = 375,666,498,165,924/12,540,951
6. Step 6: Final answer
   x = 29,955,184.27