Finding the Third Proportional to 3,530,806.45 and 7,485,337.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530,806.45 : 7,485,337.83 = 7,485,337.83 : x
2. Step 2: Convert to fraction form
   3,530,806.45/7,485,337.83 = 7,485,337.83/x
3. Step 3: Cross multiply
   3,530,806.45x = 7,485,337.83 × 7,485,337.83
4. Step 4: Simplify right side
   3,530,806.45x = 56,030,282,401,159.09
5. Step 5: Solve for x
   x = 56,030,282,401,159.09/3,530,806.45
6. Step 6: Final answer
   x = 15,868,975.87