Finding the Fourth Proportional to 2,215.59, 3,058.79 and 1,470.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215.59 : 3,058.79 = 1,470.56 : x
2. Step 2: Convert to fraction form
   2,215.59/3,058.79 = 1,470.56/x
3. Step 3: Cross multiply
   2,215.59x = 3,058.79 × 1,470.56
4. Step 4: Simplify right side
   2,215.59x = 4,498,111.58
5. Step 5: Solve for x
   x = 4,498,111.58/2,215.59
6. Step 6: Final answer
   x = 2,030.21