Finding the Fourth Proportional to 2,590,898.69, 3,881,143.31 and 1,290,132.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590,898.69 : 3,881,143.31 = 1,290,132.27 : x
2. Step 2: Convert to fraction form
   2,590,898.69/3,881,143.31 = 1,290,132.27/x
3. Step 3: Cross multiply
   2,590,898.69x = 3,881,143.31 × 1,290,132.27
4. Step 4: Simplify right side
   2,590,898.69x = 5,007,188,236,819.16
5. Step 5: Solve for x
   x = 5,007,188,236,819.16/2,590,898.69
6. Step 6: Final answer
   x = 1,932,606.72