Finding the Fourth Proportional to 2,628.49, 3,931.12 and 2,338.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628.49 : 3,931.12 = 2,338.03 : x
2. Step 2: Convert to fraction form
   2,628.49/3,931.12 = 2,338.03/x
3. Step 3: Cross multiply
   2,628.49x = 3,931.12 × 2,338.03
4. Step 4: Simplify right side
   2,628.49x = 9,191,080.48
5. Step 5: Solve for x
   x = 9,191,080.48/2,628.49
6. Step 6: Final answer
   x = 3,496.71