Finding the Third Proportional to 12,369,384 and 19,260,540

Step by Step Solution

1. Step 1: Write the proportion equation
   12,369,384 : 19,260,540 = 19,260,540 : x
2. Step 2: Convert to fraction form
   12,369,384/19,260,540 = 19,260,540/x
3. Step 3: Cross multiply
   12,369,384x = 19,260,540 × 19,260,540
4. Step 4: Simplify right side
   12,369,384x = 370,968,401,091,600
5. Step 5: Solve for x
   x = 370,968,401,091,600/12,369,384
6. Step 6: Final answer
   x = 29,990,854.93