Finding the Fourth Proportional to 7,321.10, 10,103.23 and 4,134.58

Step by Step Solution

1. Step 1: Write the proportion equation
   7,321.10 : 10,103.23 = 4,134.58 : x
2. Step 2: Convert to fraction form
   7,321.10/10,103.23 = 4,134.58/x
3. Step 3: Cross multiply
   7,321.10x = 10,103.23 × 4,134.58
4. Step 4: Simplify right side
   7,321.10x = 41,772,612.69
5. Step 5: Solve for x
   x = 41,772,612.69/7,321.10
6. Step 6: Final answer
   x = 5,705.78