Finding the Third Proportional to 4,409,199 and 9,448,254

Step by Step Solution

1. Step 1: Write the proportion equation
   4,409,199 : 9,448,254 = 9,448,254 : x
2. Step 2: Convert to fraction form
   4,409,199/9,448,254 = 9,448,254/x
3. Step 3: Cross multiply
   4,409,199x = 9,448,254 × 9,448,254
4. Step 4: Simplify right side
   4,409,199x = 89,269,503,648,516
5. Step 5: Solve for x
   x = 89,269,503,648,516/4,409,199
6. Step 6: Final answer
   x = 20,246,195.20