Finding the Fourth Proportional to 2,261.02, 3,390.15 and 1,480.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,261.02 : 3,390.15 = 1,480.07 : x
2. Step 2: Convert to fraction form
   2,261.02/3,390.15 = 1,480.07/x
3. Step 3: Cross multiply
   2,261.02x = 3,390.15 × 1,480.07
4. Step 4: Simplify right side
   2,261.02x = 5,017,659.31
5. Step 5: Solve for x
   x = 5,017,659.31/2,261.02
6. Step 6: Final answer
   x = 2,219.20