Finding the Fourth Proportional to 1,581.82, 2,373.81 and 1,569.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,581.82 : 2,373.81 = 1,569.67 : x
2. Step 2: Convert to fraction form
   1,581.82/2,373.81 = 1,569.67/x
3. Step 3: Cross multiply
   1,581.82x = 2,373.81 × 1,569.67
4. Step 4: Simplify right side
   1,581.82x = 3,726,098.34
5. Step 5: Solve for x
   x = 3,726,098.34/1,581.82
6. Step 6: Final answer
   x = 2,355.58