Finding the Third Proportional to 3,539,416 and 5,465,586

Step by Step Solution

1. Step 1: Write the proportion equation
   3,539,416 : 5,465,586 = 5,465,586 : x
2. Step 2: Convert to fraction form
   3,539,416/5,465,586 = 5,465,586/x
3. Step 3: Cross multiply
   3,539,416x = 5,465,586 × 5,465,586
4. Step 4: Simplify right side
   3,539,416x = 29,872,630,323,396
5. Step 5: Solve for x
   x = 29,872,630,323,396/3,539,416
6. Step 6: Final answer
   x = 8,439,988.50