Finding the Third Proportional to 4,231,802 and 9,988,038

Step by Step Solution

1. Step 1: Write the proportion equation
   4,231,802 : 9,988,038 = 9,988,038 : x
2. Step 2: Convert to fraction form
   4,231,802/9,988,038 = 9,988,038/x
3. Step 3: Cross multiply
   4,231,802x = 9,988,038 × 9,988,038
4. Step 4: Simplify right side
   4,231,802x = 99,760,903,089,444
5. Step 5: Solve for x
   x = 99,760,903,089,444/4,231,802
6. Step 6: Final answer
   x = 23,574,095.17