Finding the Third Proportional to 2,385,985 and 3,613,709

Step by Step Solution

1. Step 1: Write the proportion equation
   2,385,985 : 3,613,709 = 3,613,709 : x
2. Step 2: Convert to fraction form
   2,385,985/3,613,709 = 3,613,709/x
3. Step 3: Cross multiply
   2,385,985x = 3,613,709 × 3,613,709
4. Step 4: Simplify right side
   2,385,985x = 13,058,892,736,681
5. Step 5: Solve for x
   x = 13,058,892,736,681/2,385,985
6. Step 6: Final answer
   x = 5,473,166.32