Finding the Fourth Proportional to 2,139,156.36, 3,206,575.17 and 1,340,998.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,156.36 : 3,206,575.17 = 1,340,998.56 : x
2. Step 2: Convert to fraction form
   2,139,156.36/3,206,575.17 = 1,340,998.56/x
3. Step 3: Cross multiply
   2,139,156.36x = 3,206,575.17 × 1,340,998.56
4. Step 4: Simplify right side
   2,139,156.36x = 4,300,012,685,501.76
5. Step 5: Solve for x
   x = 4,300,012,685,501.76/2,139,156.36
6. Step 6: Final answer
   x = 2,010,144.17