Finding the Third Proportional to 8,063,556 and 12,485,356

Step by Step Solution

1. Step 1: Write the proportion equation
   8,063,556 : 12,485,356 = 12,485,356 : x
2. Step 2: Convert to fraction form
   8,063,556/12,485,356 = 12,485,356/x
3. Step 3: Cross multiply
   8,063,556x = 12,485,356 × 12,485,356
4. Step 4: Simplify right side
   8,063,556x = 155,884,114,446,736
5. Step 5: Solve for x
   x = 155,884,114,446,736/8,063,556
6. Step 6: Final answer
   x = 19,331,931.77