Finding the Fourth Proportional to 3,816.69, 5,264.31 and 2,472.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,816.69 : 5,264.31 = 2,472.29 : x
2. Step 2: Convert to fraction form
   3,816.69/5,264.31 = 2,472.29/x
3. Step 3: Cross multiply
   3,816.69x = 5,264.31 × 2,472.29
4. Step 4: Simplify right side
   3,816.69x = 13,014,888.61
5. Step 5: Solve for x
   x = 13,014,888.61/3,816.69
6. Step 6: Final answer
   x = 3,409.99