Finding the Third Proportional to 4,901,984 and 7,188,166

Step by Step Solution

1. Step 1: Write the proportion equation
   4,901,984 : 7,188,166 = 7,188,166 : x
2. Step 2: Convert to fraction form
   4,901,984/7,188,166 = 7,188,166/x
3. Step 3: Cross multiply
   4,901,984x = 7,188,166 × 7,188,166
4. Step 4: Simplify right side
   4,901,984x = 51,669,730,443,556
5. Step 5: Solve for x
   x = 51,669,730,443,556/4,901,984
6. Step 6: Final answer
   x = 10,540,575.09