Finding the Third Proportional to 3,407,121 and 7,505,577

Step by Step Solution

1. Step 1: Write the proportion equation
   3,407,121 : 7,505,577 = 7,505,577 : x
2. Step 2: Convert to fraction form
   3,407,121/7,505,577 = 7,505,577/x
3. Step 3: Cross multiply
   3,407,121x = 7,505,577 × 7,505,577
4. Step 4: Simplify right side
   3,407,121x = 56,333,686,102,929
5. Step 5: Solve for x
   x = 56,333,686,102,929/3,407,121
6. Step 6: Final answer
   x = 16,534,101.99