Finding the Fourth Proportional to 5,434.48, 7,499.69 and 4,240.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,434.48 : 7,499.69 = 4,240.82 : x
2. Step 2: Convert to fraction form
   5,434.48/7,499.69 = 4,240.82/x
3. Step 3: Cross multiply
   5,434.48x = 7,499.69 × 4,240.82
4. Step 4: Simplify right side
   5,434.48x = 31,804,835.35
5. Step 5: Solve for x
   x = 31,804,835.35/5,434.48
6. Step 6: Final answer
   x = 5,852.42