Finding the Third Proportional to 3,530,188 and 7,620,244

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530,188 : 7,620,244 = 7,620,244 : x
2. Step 2: Convert to fraction form
   3,530,188/7,620,244 = 7,620,244/x
3. Step 3: Cross multiply
   3,530,188x = 7,620,244 × 7,620,244
4. Step 4: Simplify right side
   3,530,188x = 58,068,118,619,536
5. Step 5: Solve for x
   x = 58,068,118,619,536/3,530,188
6. Step 6: Final answer
   x = 16,449,015.92