Finding the Third Proportional to 4,899,058 and 10,639,364

Step by Step Solution

1. Step 1: Write the proportion equation
   4,899,058 : 10,639,364 = 10,639,364 : x
2. Step 2: Convert to fraction form
   4,899,058/10,639,364 = 10,639,364/x
3. Step 3: Cross multiply
   4,899,058x = 10,639,364 × 10,639,364
4. Step 4: Simplify right side
   4,899,058x = 113,196,066,324,496
5. Step 5: Solve for x
   x = 113,196,066,324,496/4,899,058
6. Step 6: Final answer
   x = 23,105,679.97