Finding the Third Proportional to 2,131,857.98 and 3,280,127.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,857.98 : 3,280,127.91 = 3,280,127.91 : x
2. Step 2: Convert to fraction form
   2,131,857.98/3,280,127.91 = 3,280,127.91/x
3. Step 3: Cross multiply
   2,131,857.98x = 3,280,127.91 × 3,280,127.91
4. Step 4: Simplify right side
   2,131,857.98x = 10,759,239,081,360.01
5. Step 5: Solve for x
   x = 10,759,239,081,360.01/2,131,857.98
6. Step 6: Final answer
   x = 5,046,883.59