Finding the Fourth Proportional to 3,580.78, 5,369.60 and 1,470.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,580.78 : 5,369.60 = 1,470.96 : x
2. Step 2: Convert to fraction form
   3,580.78/5,369.60 = 1,470.96/x
3. Step 3: Cross multiply
   3,580.78x = 5,369.60 × 1,470.96
4. Step 4: Simplify right side
   3,580.78x = 7,898,466.82
5. Step 5: Solve for x
   x = 7,898,466.82/3,580.78
6. Step 6: Final answer
   x = 2,205.80