Finding the Fourth Proportional to 2,219.45, 3,062.76 and 1,335.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219.45 : 3,062.76 = 1,335.35 : x
2. Step 2: Convert to fraction form
   2,219.45/3,062.76 = 1,335.35/x
3. Step 3: Cross multiply
   2,219.45x = 3,062.76 × 1,335.35
4. Step 4: Simplify right side
   2,219.45x = 4,089,856.57
5. Step 5: Solve for x
   x = 4,089,856.57/2,219.45
6. Step 6: Final answer
   x = 1,842.73