Finding the Third Proportional to 19,687,542 and 30,813,630

Step by Step Solution

1. Step 1: Write the proportion equation
   19,687,542 : 30,813,630 = 30,813,630 : x
2. Step 2: Convert to fraction form
   19,687,542/30,813,630 = 30,813,630/x
3. Step 3: Cross multiply
   19,687,542x = 30,813,630 × 30,813,630
4. Step 4: Simplify right side
   19,687,542x = 949,479,793,776,900
5. Step 5: Solve for x
   x = 949,479,793,776,900/19,687,542
6. Step 6: Final answer
   x = 48,227,442.20