Finding the Third Proportional to 6,423,828 and 9,458,268

Step by Step Solution

1. Step 1: Write the proportion equation
   6,423,828 : 9,458,268 = 9,458,268 : x
2. Step 2: Convert to fraction form
   6,423,828/9,458,268 = 9,458,268/x
3. Step 3: Cross multiply
   6,423,828x = 9,458,268 × 9,458,268
4. Step 4: Simplify right side
   6,423,828x = 89,458,833,559,824
5. Step 5: Solve for x
   x = 89,458,833,559,824/6,423,828
6. Step 6: Final answer
   x = 13,926,094.15