Finding the Third Proportional to 4,908,402 and 10,499,040

Step by Step Solution

1. Step 1: Write the proportion equation
   4,908,402 : 10,499,040 = 10,499,040 : x
2. Step 2: Convert to fraction form
   4,908,402/10,499,040 = 10,499,040/x
3. Step 3: Cross multiply
   4,908,402x = 10,499,040 × 10,499,040
4. Step 4: Simplify right side
   4,908,402x = 110,229,840,921,600
5. Step 5: Solve for x
   x = 110,229,840,921,600/4,908,402
6. Step 6: Final answer
   x = 22,457,378.37