Finding the Fourth Proportional to 2,119,147.82, 3,178,380.72 and 581,784.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,119,147.82 : 3,178,380.72 = 581,784.56 : x
2. Step 2: Convert to fraction form
   2,119,147.82/3,178,380.72 = 581,784.56/x
3. Step 3: Cross multiply
   2,119,147.82x = 3,178,380.72 × 581,784.56
4. Step 4: Simplify right side
   2,119,147.82x = 1,849,132,828,697.68
5. Step 5: Solve for x
   x = 1,849,132,828,697.68/2,119,147.82
6. Step 6: Final answer
   x = 872,583.22