Finding the Fourth Proportional to 7,047.29, 9,725.37 and 3,860.53

Step by Step Solution

1. Step 1: Write the proportion equation
   7,047.29 : 9,725.37 = 3,860.53 : x
2. Step 2: Convert to fraction form
   7,047.29/9,725.37 = 3,860.53/x
3. Step 3: Cross multiply
   7,047.29x = 9,725.37 × 3,860.53
4. Step 4: Simplify right side
   7,047.29x = 37,545,043.86
5. Step 5: Solve for x
   x = 37,545,043.86/7,047.29
6. Step 6: Final answer
   x = 5,327.58