Finding the Third Proportional to 19,788,779 and 30,271,680

Step by Step Solution

1. Step 1: Write the proportion equation
   19,788,779 : 30,271,680 = 30,271,680 : x
2. Step 2: Convert to fraction form
   19,788,779/30,271,680 = 30,271,680/x
3. Step 3: Cross multiply
   19,788,779x = 30,271,680 × 30,271,680
4. Step 4: Simplify right side
   19,788,779x = 916,374,610,022,400
5. Step 5: Solve for x
   x = 916,374,610,022,400/19,788,779
6. Step 6: Final answer
   x = 46,307,789.38