Finding the Fourth Proportional to 7,141.13, 10,713.68 and 2,983.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,141.13 : 10,713.68 = 2,983.10 : x
2. Step 2: Convert to fraction form
   7,141.13/10,713.68 = 2,983.10/x
3. Step 3: Cross multiply
   7,141.13x = 10,713.68 × 2,983.10
4. Step 4: Simplify right side
   7,141.13x = 31,959,978.81
5. Step 5: Solve for x
   x = 31,959,978.81/7,141.13
6. Step 6: Final answer
   x = 4,475.48