Finding the Fourth Proportional to 1,141, 1,711.59 and 371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141 : 1,711.59 = 371.50 : x
2. Step 2: Convert to fraction form
   1,141/1,711.59 = 371.50/x
3. Step 3: Cross multiply
   1,141x = 1,711.59 × 371.50
4. Step 4: Simplify right side
   1,141x = 635,855.69
5. Step 5: Solve for x
   x = 635,855.69/1,141
6. Step 6: Final answer
   x = 557.28