Finding the Third Proportional to 1,653,618 and 3,543,426

Step by Step Solution

1. Step 1: Write the proportion equation
   1,653,618 : 3,543,426 = 3,543,426 : x
2. Step 2: Convert to fraction form
   1,653,618/3,543,426 = 3,543,426/x
3. Step 3: Cross multiply
   1,653,618x = 3,543,426 × 3,543,426
4. Step 4: Simplify right side
   1,653,618x = 12,555,867,817,476
5. Step 5: Solve for x
   x = 12,555,867,817,476/1,653,618
6. Step 6: Final answer
   x = 7,592,967.55