Finding the Third Proportional to 4,811,188 and 10,469,338

Step by Step Solution

1. Step 1: Write the proportion equation
   4,811,188 : 10,469,338 = 10,469,338 : x
2. Step 2: Convert to fraction form
   4,811,188/10,469,338 = 10,469,338/x
3. Step 3: Cross multiply
   4,811,188x = 10,469,338 × 10,469,338
4. Step 4: Simplify right side
   4,811,188x = 109,607,038,158,244
5. Step 5: Solve for x
   x = 109,607,038,158,244/4,811,188
6. Step 6: Final answer
   x = 22,781,699.27