Finding the Third Proportional to 1,661,518 and 3,630,560

Step by Step Solution

1. Step 1: Write the proportion equation
   1,661,518 : 3,630,560 = 3,630,560 : x
2. Step 2: Convert to fraction form
   1,661,518/3,630,560 = 3,630,560/x
3. Step 3: Cross multiply
   1,661,518x = 3,630,560 × 3,630,560
4. Step 4: Simplify right side
   1,661,518x = 13,180,965,913,600
5. Step 5: Solve for x
   x = 13,180,965,913,600/1,661,518
6. Step 6: Final answer
   x = 7,933,086.44