Finding the Fourth Proportional to 7,154.38, 10,640.84 and 7,076.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,154.38 : 10,640.84 = 7,076.62 : x
2. Step 2: Convert to fraction form
   7,154.38/10,640.84 = 7,076.62/x
3. Step 3: Cross multiply
   7,154.38x = 10,640.84 × 7,076.62
4. Step 4: Simplify right side
   7,154.38x = 75,301,181.16
5. Step 5: Solve for x
   x = 75,301,181.16/7,154.38
6. Step 6: Final answer
   x = 10,525.19