Finding the Third Proportional to 19,965,886 and 30,670,042

Step by Step Solution

1. Step 1: Write the proportion equation
   19,965,886 : 30,670,042 = 30,670,042 : x
2. Step 2: Convert to fraction form
   19,965,886/30,670,042 = 30,670,042/x
3. Step 3: Cross multiply
   19,965,886x = 30,670,042 × 30,670,042
4. Step 4: Simplify right side
   19,965,886x = 940,651,476,281,764
5. Step 5: Solve for x
   x = 940,651,476,281,764/19,965,886
6. Step 6: Final answer
   x = 47,112,934.35