Finding the Third Proportional to 2,342,988 and 5,115,600

Step by Step Solution

1. Step 1: Write the proportion equation
   2,342,988 : 5,115,600 = 5,115,600 : x
2. Step 2: Convert to fraction form
   2,342,988/5,115,600 = 5,115,600/x
3. Step 3: Cross multiply
   2,342,988x = 5,115,600 × 5,115,600
4. Step 4: Simplify right side
   2,342,988x = 26,169,363,360,000
5. Step 5: Solve for x
   x = 26,169,363,360,000/2,342,988
6. Step 6: Final answer
   x = 11,169,226.37