Finding the Third Proportional to 19,788,840 and 30,271,764

Step by Step Solution

1. Step 1: Write the proportion equation
   19,788,840 : 30,271,764 = 30,271,764 : x
2. Step 2: Convert to fraction form
   19,788,840/30,271,764 = 30,271,764/x
3. Step 3: Cross multiply
   19,788,840x = 30,271,764 × 30,271,764
4. Step 4: Simplify right side
   19,788,840x = 916,379,695,671,696
5. Step 5: Solve for x
   x = 916,379,695,671,696/19,788,840
6. Step 6: Final answer
   x = 46,307,903.63