Finding the Fourth Proportional to 2,119,145.82, 3,178,377.72 and 581,782.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,119,145.82 : 3,178,377.72 = 581,782.56 : x
2. Step 2: Convert to fraction form
   2,119,145.82/3,178,377.72 = 581,782.56/x
3. Step 3: Cross multiply
   2,119,145.82x = 3,178,377.72 × 581,782.56
4. Step 4: Simplify right side
   2,119,145.82x = 1,849,124,726,588.56
5. Step 5: Solve for x
   x = 1,849,124,726,588.56/2,119,145.82
6. Step 6: Final answer
   x = 872,580.22