Finding the Third Proportional to 3,699,978 and 7,502,024

Step by Step Solution

1. Step 1: Write the proportion equation
   3,699,978 : 7,502,024 = 7,502,024 : x
2. Step 2: Convert to fraction form
   3,699,978/7,502,024 = 7,502,024/x
3. Step 3: Cross multiply
   3,699,978x = 7,502,024 × 7,502,024
4. Step 4: Simplify right side
   3,699,978x = 56,280,364,096,576
5. Step 5: Solve for x
   x = 56,280,364,096,576/3,699,978
6. Step 6: Final answer
   x = 15,210,999.66