Finding the Third Proportional to 2,428,578 and 3,623,184

Step by Step Solution

1. Step 1: Write the proportion equation
   2,428,578 : 3,623,184 = 3,623,184 : x
2. Step 2: Convert to fraction form
   2,428,578/3,623,184 = 3,623,184/x
3. Step 3: Cross multiply
   2,428,578x = 3,623,184 × 3,623,184
4. Step 4: Simplify right side
   2,428,578x = 13,127,462,297,856
5. Step 5: Solve for x
   x = 13,127,462,297,856/2,428,578
6. Step 6: Final answer
   x = 5,405,411.03