Finding the Third Proportional to 2,015,160 and 4,148,544

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015,160 : 4,148,544 = 4,148,544 : x
2. Step 2: Convert to fraction form
   2,015,160/4,148,544 = 4,148,544/x
3. Step 3: Cross multiply
   2,015,160x = 4,148,544 × 4,148,544
4. Step 4: Simplify right side
   2,015,160x = 17,210,417,319,936
5. Step 5: Solve for x
   x = 17,210,417,319,936/2,015,160
6. Step 6: Final answer
   x = 8,540,471.88