Finding the Fourth Proportional to 7,621.82, 10,505.53 and 5,103.04

Step by Step Solution

1. Step 1: Write the proportion equation
   7,621.82 : 10,505.53 = 5,103.04 : x
2. Step 2: Convert to fraction form
   7,621.82/10,505.53 = 5,103.04/x
3. Step 3: Cross multiply
   7,621.82x = 10,505.53 × 5,103.04
4. Step 4: Simplify right side
   7,621.82x = 53,610,139.81
5. Step 5: Solve for x
   x = 53,610,139.81/7,621.82
6. Step 6: Final answer
   x = 7,033.77