Finding the Third Proportional to 2,311,015 and 5,153,120

Step by Step Solution

1. Step 1: Write the proportion equation
   2,311,015 : 5,153,120 = 5,153,120 : x
2. Step 2: Convert to fraction form
   2,311,015/5,153,120 = 5,153,120/x
3. Step 3: Cross multiply
   2,311,015x = 5,153,120 × 5,153,120
4. Step 4: Simplify right side
   2,311,015x = 26,554,645,734,400
5. Step 5: Solve for x
   x = 26,554,645,734,400/2,311,015
6. Step 6: Final answer
   x = 11,490,468.79