Finding the Third Proportional to 4,468,322 and 9,546,620

Step by Step Solution

1. Step 1: Write the proportion equation
   4,468,322 : 9,546,620 = 9,546,620 : x
2. Step 2: Convert to fraction form
   4,468,322/9,546,620 = 9,546,620/x
3. Step 3: Cross multiply
   4,468,322x = 9,546,620 × 9,546,620
4. Step 4: Simplify right side
   4,468,322x = 91,137,953,424,400
5. Step 5: Solve for x
   x = 91,137,953,424,400/4,468,322
6. Step 6: Final answer
   x = 20,396,460.56