Finding the Fourth Proportional to 2,788.12, 3,847.50 and 1,546.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788.12 : 3,847.50 = 1,546.20 : x
2. Step 2: Convert to fraction form
   2,788.12/3,847.50 = 1,546.20/x
3. Step 3: Cross multiply
   2,788.12x = 3,847.50 × 1,546.20
4. Step 4: Simplify right side
   2,788.12x = 5,949,004.50
5. Step 5: Solve for x
   x = 5,949,004.50/2,788.12
6. Step 6: Final answer
   x = 2,133.70