Finding the Fourth Proportional to 2,643,105.10, 3,707,812.10 and 2,643,105.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643,105.10 : 3,707,812.10 = 2,643,105.10 : x
2. Step 2: Convert to fraction form
   2,643,105.10/3,707,812.10 = 2,643,105.10/x
3. Step 3: Cross multiply
   2,643,105.10x = 3,707,812.10 × 2,643,105.10
4. Step 4: Simplify right side
   2,643,105.10x = 9,800,137,071,351.71
5. Step 5: Solve for x
   x = 9,800,137,071,351.71/2,643,105.10
6. Step 6: Final answer
   x = 3,707,812.10