Finding the Fourth Proportional to 5,456.69, 7,530.23 and 2,972.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,456.69 : 7,530.23 = 2,972.69 : x
2. Step 2: Convert to fraction form
   5,456.69/7,530.23 = 2,972.69/x
3. Step 3: Cross multiply
   5,456.69x = 7,530.23 × 2,972.69
4. Step 4: Simplify right side
   5,456.69x = 22,385,039.42
5. Step 5: Solve for x
   x = 22,385,039.42/5,456.69
6. Step 6: Final answer
   x = 4,102.31