Finding the Fourth Proportional to 3,648.12, 5,472.12 and 1,051.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.12 : 5,472.12 = 1,051.05 : x
2. Step 2: Convert to fraction form
   3,648.12/5,472.12 = 1,051.05/x
3. Step 3: Cross multiply
   3,648.12x = 5,472.12 × 1,051.05
4. Step 4: Simplify right side
   3,648.12x = 5,751,471.73
5. Step 5: Solve for x
   x = 5,751,471.73/3,648.12
6. Step 6: Final answer
   x = 1,576.56