Finding the Fourth Proportional to 3,715.31, 5,127.69 and 2,371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,715.31 : 5,127.69 = 2,371.50 : x
2. Step 2: Convert to fraction form
   3,715.31/5,127.69 = 2,371.50/x
3. Step 3: Cross multiply
   3,715.31x = 5,127.69 × 2,371.50
4. Step 4: Simplify right side
   3,715.31x = 12,160,316.84
5. Step 5: Solve for x
   x = 12,160,316.84/3,715.31
6. Step 6: Final answer
   x = 3,273.03