Finding the Fourth Proportional to 7,256.18, 10,869.69 and 3,786.14

Step by Step Solution

1. Step 1: Write the proportion equation
   7,256.18 : 10,869.69 = 3,786.14 : x
2. Step 2: Convert to fraction form
   7,256.18/10,869.69 = 3,786.14/x
3. Step 3: Cross multiply
   7,256.18x = 10,869.69 × 3,786.14
4. Step 4: Simplify right side
   7,256.18x = 41,154,168.10
5. Step 5: Solve for x
   x = 41,154,168.10/7,256.18
6. Step 6: Final answer
   x = 5,671.60