Finding the Fourth Proportional to 2,119,146.82, 3,178,379.22 and 581,783.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,119,146.82 : 3,178,379.22 = 581,783.56 : x
2. Step 2: Convert to fraction form
   2,119,146.82/3,178,379.22 = 581,783.56/x
3. Step 3: Cross multiply
   2,119,146.82x = 3,178,379.22 × 581,783.56
4. Step 4: Simplify right side
   2,119,146.82x = 1,849,128,777,641.62
5. Step 5: Solve for x
   x = 1,849,128,777,641.62/2,119,146.82
6. Step 6: Final answer
   x = 872,581.72