Finding the Third Proportional to 3,867,298 and 8,349,548

Step by Step Solution

1. Step 1: Write the proportion equation
   3,867,298 : 8,349,548 = 8,349,548 : x
2. Step 2: Convert to fraction form
   3,867,298/8,349,548 = 8,349,548/x
3. Step 3: Cross multiply
   3,867,298x = 8,349,548 × 8,349,548
4. Step 4: Simplify right side
   3,867,298x = 69,714,951,804,304
5. Step 5: Solve for x
   x = 69,714,951,804,304/3,867,298
6. Step 6: Final answer
   x = 18,026,785.58