Finding the Fourth Proportional to 1,581,066.54, 2,181,872.50 and 855,914.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,581,066.54 : 2,181,872.50 = 855,914.24 : x
2. Step 2: Convert to fraction form
   1,581,066.54/2,181,872.50 = 855,914.24/x
3. Step 3: Cross multiply
   1,581,066.54x = 2,181,872.50 × 855,914.24
4. Step 4: Simplify right side
   1,581,066.54x = 1,867,495,742,614.40
5. Step 5: Solve for x
   x = 1,867,495,742,614.40/1,581,066.54
6. Step 6: Final answer
   x = 1,181,162.02