Finding the Third Proportional to 4,648,209 and 10,068,265

Step by Step Solution

1. Step 1: Write the proportion equation
   4,648,209 : 10,068,265 = 10,068,265 : x
2. Step 2: Convert to fraction form
   4,648,209/10,068,265 = 10,068,265/x
3. Step 3: Cross multiply
   4,648,209x = 10,068,265 × 10,068,265
4. Step 4: Simplify right side
   4,648,209x = 101,369,960,110,225
5. Step 5: Solve for x
   x = 101,369,960,110,225/4,648,209
6. Step 6: Final answer
   x = 21,808,391.17