Finding the Third Proportional to 2,343,138 and 4,871,604

Step by Step Solution

1. Step 1: Write the proportion equation
   2,343,138 : 4,871,604 = 4,871,604 : x
2. Step 2: Convert to fraction form
   2,343,138/4,871,604 = 4,871,604/x
3. Step 3: Cross multiply
   2,343,138x = 4,871,604 × 4,871,604
4. Step 4: Simplify right side
   2,343,138x = 23,732,525,532,816
5. Step 5: Solve for x
   x = 23,732,525,532,816/2,343,138
6. Step 6: Final answer
   x = 10,128,522.32