Finding the Third Proportional to 1,987,253 and 4,424,116

Step by Step Solution

1. Step 1: Write the proportion equation
   1,987,253 : 4,424,116 = 4,424,116 : x
2. Step 2: Convert to fraction form
   1,987,253/4,424,116 = 4,424,116/x
3. Step 3: Cross multiply
   1,987,253x = 4,424,116 × 4,424,116
4. Step 4: Simplify right side
   1,987,253x = 19,572,802,381,456
5. Step 5: Solve for x
   x = 19,572,802,381,456/1,987,253
6. Step 6: Final answer
   x = 9,849,174.91