Finding the Third Proportional to 4,213,329 and 6,364,272

Step by Step Solution

1. Step 1: Write the proportion equation
   4,213,329 : 6,364,272 = 6,364,272 : x
2. Step 2: Convert to fraction form
   4,213,329/6,364,272 = 6,364,272/x
3. Step 3: Cross multiply
   4,213,329x = 6,364,272 × 6,364,272
4. Step 4: Simplify right side
   4,213,329x = 40,503,958,089,984
5. Step 5: Solve for x
   x = 40,503,958,089,984/4,213,329
6. Step 6: Final answer
   x = 9,613,291.08