Finding the Fourth Proportional to 2,127.52, 2,935.98 and 1,243.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127.52 : 2,935.98 = 1,243.33 : x
2. Step 2: Convert to fraction form
   2,127.52/2,935.98 = 1,243.33/x
3. Step 3: Cross multiply
   2,127.52x = 2,935.98 × 1,243.33
4. Step 4: Simplify right side
   2,127.52x = 3,650,401.19
5. Step 5: Solve for x
   x = 3,650,401.19/2,127.52
6. Step 6: Final answer
   x = 1,715.80