Finding the Fourth Proportional to 7,045.53, 9,722.43 and 3,858.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,045.53 : 9,722.43 = 3,858.18 : x
2. Step 2: Convert to fraction form
   7,045.53/9,722.43 = 3,858.18/x
3. Step 3: Cross multiply
   7,045.53x = 9,722.43 × 3,858.18
4. Step 4: Simplify right side
   7,045.53x = 37,510,865.69
5. Step 5: Solve for x
   x = 37,510,865.69/7,045.53
6. Step 6: Final answer
   x = 5,324.07