Finding the Fourth Proportional to 3,648.38, 5,472.50 and 1,051.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.38 : 5,472.50 = 1,051.30 : x
2. Step 2: Convert to fraction form
   3,648.38/5,472.50 = 1,051.30/x
3. Step 3: Cross multiply
   3,648.38x = 5,472.50 × 1,051.30
4. Step 4: Simplify right side
   3,648.38x = 5,753,239.25
5. Step 5: Solve for x
   x = 5,753,239.25/3,648.38
6. Step 6: Final answer
   x = 1,576.93