Finding the Third Proportional to 2,199,960 and 3,500,604

Step by Step Solution

1. Step 1: Write the proportion equation
   2,199,960 : 3,500,604 = 3,500,604 : x
2. Step 2: Convert to fraction form
   2,199,960/3,500,604 = 3,500,604/x
3. Step 3: Cross multiply
   2,199,960x = 3,500,604 × 3,500,604
4. Step 4: Simplify right side
   2,199,960x = 12,254,228,364,816
5. Step 5: Solve for x
   x = 12,254,228,364,816/2,199,960
6. Step 6: Final answer
   x = 5,570,205.08