Finding the Third Proportional to 3,209,188 and 7,048,268

Step by Step Solution

1. Step 1: Write the proportion equation
   3,209,188 : 7,048,268 = 7,048,268 : x
2. Step 2: Convert to fraction form
   3,209,188/7,048,268 = 7,048,268/x
3. Step 3: Cross multiply
   3,209,188x = 7,048,268 × 7,048,268
4. Step 4: Simplify right side
   3,209,188x = 49,678,081,799,824
5. Step 5: Solve for x
   x = 49,678,081,799,824/3,209,188
6. Step 6: Final answer
   x = 15,479,953.75