Finding the Third Proportional to 8,815,480 and 13,356,546

Step by Step Solution

1. Step 1: Write the proportion equation
   8,815,480 : 13,356,546 = 13,356,546 : x
2. Step 2: Convert to fraction form
   8,815,480/13,356,546 = 13,356,546/x
3. Step 3: Cross multiply
   8,815,480x = 13,356,546 × 13,356,546
4. Step 4: Simplify right side
   8,815,480x = 178,397,321,050,116
5. Step 5: Solve for x
   x = 178,397,321,050,116/8,815,480
6. Step 6: Final answer
   x = 20,236,824.43