Finding the Third Proportional to 4,571,271 and 9,830,502

Step by Step Solution

1. Step 1: Write the proportion equation
   4,571,271 : 9,830,502 = 9,830,502 : x
2. Step 2: Convert to fraction form
   4,571,271/9,830,502 = 9,830,502/x
3. Step 3: Cross multiply
   4,571,271x = 9,830,502 × 9,830,502
4. Step 4: Simplify right side
   4,571,271x = 96,638,769,572,004
5. Step 5: Solve for x
   x = 96,638,769,572,004/4,571,271
6. Step 6: Final answer
   x = 21,140,459.53