Finding the Fourth Proportional to 1,581,061.01, 2,181,846.11 and 855,892.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,581,061.01 : 2,181,846.11 = 855,892.85 : x
2. Step 2: Convert to fraction form
   1,581,061.01/2,181,846.11 = 855,892.85/x
3. Step 3: Cross multiply
   1,581,061.01x = 2,181,846.11 × 855,892.85
4. Step 4: Simplify right side
   1,581,061.01x = 1,867,426,470,160.62
5. Step 5: Solve for x
   x = 1,867,426,470,160.62/1,581,061.01
6. Step 6: Final answer
   x = 1,181,122.34