Finding the Fourth Proportional to 1,541.57, 2,127.48 and 951.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,541.57 : 2,127.48 = 951.89 : x
2. Step 2: Convert to fraction form
   1,541.57/2,127.48 = 951.89/x
3. Step 3: Cross multiply
   1,541.57x = 2,127.48 × 951.89
4. Step 4: Simplify right side
   1,541.57x = 2,025,126.94
5. Step 5: Solve for x
   x = 2,025,126.94/1,541.57
6. Step 6: Final answer
   x = 1,313.68