Finding the Third Proportional to 4,828,911 and 10,233,550

Step by Step Solution

1. Step 1: Write the proportion equation
   4,828,911 : 10,233,550 = 10,233,550 : x
2. Step 2: Convert to fraction form
   4,828,911/10,233,550 = 10,233,550/x
3. Step 3: Cross multiply
   4,828,911x = 10,233,550 × 10,233,550
4. Step 4: Simplify right side
   4,828,911x = 104,725,545,602,500
5. Step 5: Solve for x
   x = 104,725,545,602,500/4,828,911
6. Step 6: Final answer
   x = 21,687,197.30