Finding the Fourth Proportional to 1,332.37, 1,828.89 and 1,181.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,332.37 : 1,828.89 = 1,181.71 : x
2. Step 2: Convert to fraction form
   1,332.37/1,828.89 = 1,181.71/x
3. Step 3: Cross multiply
   1,332.37x = 1,828.89 × 1,181.71
4. Step 4: Simplify right side
   1,332.37x = 2,161,217.60
5. Step 5: Solve for x
   x = 2,161,217.60/1,332.37
6. Step 6: Final answer
   x = 1,622.09