Finding the Third Proportional to 3,818,244 and 8,234,248

Step by Step Solution

1. Step 1: Write the proportion equation
   3,818,244 : 8,234,248 = 8,234,248 : x
2. Step 2: Convert to fraction form
   3,818,244/8,234,248 = 8,234,248/x
3. Step 3: Cross multiply
   3,818,244x = 8,234,248 × 8,234,248
4. Step 4: Simplify right side
   3,818,244x = 67,802,840,125,504
5. Step 5: Solve for x
   x = 67,802,840,125,504/3,818,244
6. Step 6: Final answer
   x = 17,757,597.50