Finding the Third Proportional to 19,788,780 and 30,271,684

Step by Step Solution

1. Step 1: Write the proportion equation
   19,788,780 : 30,271,684 = 30,271,684 : x
2. Step 2: Convert to fraction form
   19,788,780/30,271,684 = 30,271,684/x
3. Step 3: Cross multiply
   19,788,780x = 30,271,684 × 30,271,684
4. Step 4: Simplify right side
   19,788,780x = 916,374,852,195,856
5. Step 5: Solve for x
   x = 916,374,852,195,856/19,788,780
6. Step 6: Final answer
   x = 46,307,799.28