Finding the Third Proportional to 2,315,978 and 5,103,133

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315,978 : 5,103,133 = 5,103,133 : x
2. Step 2: Convert to fraction form
   2,315,978/5,103,133 = 5,103,133/x
3. Step 3: Cross multiply
   2,315,978x = 5,103,133 × 5,103,133
4. Step 4: Simplify right side
   2,315,978x = 26,041,966,415,689
5. Step 5: Solve for x
   x = 26,041,966,415,689/2,315,978
6. Step 6: Final answer
   x = 11,244,479.19