Finding the Third Proportional to 3,091,881 and 4,545,360

Step by Step Solution

1. Step 1: Write the proportion equation
   3,091,881 : 4,545,360 = 4,545,360 : x
2. Step 2: Convert to fraction form
   3,091,881/4,545,360 = 4,545,360/x
3. Step 3: Cross multiply
   3,091,881x = 4,545,360 × 4,545,360
4. Step 4: Simplify right side
   3,091,881x = 20,660,297,529,600
5. Step 5: Solve for x
   x = 20,660,297,529,600/3,091,881
6. Step 6: Final answer
   x = 6,682,112.78