Finding the Fourth Proportional to 2,628.83, 3,933.16 and 1,850.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,628.83 : 3,933.16 = 1,850.15 : x
2. Step 2: Convert to fraction form
   2,628.83/3,933.16 = 1,850.15/x
3. Step 3: Cross multiply
   2,628.83x = 3,933.16 × 1,850.15
4. Step 4: Simplify right side
   2,628.83x = 7,276,941.18
5. Step 5: Solve for x
   x = 7,276,941.18/2,628.83
6. Step 6: Final answer
   x = 2,768.13