Finding the Third Proportional to 3,873,048 and 8,510,460

Step by Step Solution

1. Step 1: Write the proportion equation
   3,873,048 : 8,510,460 = 8,510,460 : x
2. Step 2: Convert to fraction form
   3,873,048/8,510,460 = 8,510,460/x
3. Step 3: Cross multiply
   3,873,048x = 8,510,460 × 8,510,460
4. Step 4: Simplify right side
   3,873,048x = 72,427,929,411,600
5. Step 5: Solve for x
   x = 72,427,929,411,600/3,873,048
6. Step 6: Final answer
   x = 18,700,498.78