Finding the Third Proportional to 9,632,782 and 13,209,144

Step by Step Solution

1. Step 1: Write the proportion equation
   9,632,782 : 13,209,144 = 13,209,144 : x
2. Step 2: Convert to fraction form
   9,632,782/13,209,144 = 13,209,144/x
3. Step 3: Cross multiply
   9,632,782x = 13,209,144 × 13,209,144
4. Step 4: Simplify right side
   9,632,782x = 174,481,485,212,736
5. Step 5: Solve for x
   x = 174,481,485,212,736/9,632,782
6. Step 6: Final answer
   x = 18,113,301.56