Finding the Fourth Proportional to 5,521.89, 7,620.35 and 3,004.14

Step by Step Solution

1. Step 1: Write the proportion equation
   5,521.89 : 7,620.35 = 3,004.14 : x
2. Step 2: Convert to fraction form
   5,521.89/7,620.35 = 3,004.14/x
3. Step 3: Cross multiply
   5,521.89x = 7,620.35 × 3,004.14
4. Step 4: Simplify right side
   5,521.89x = 22,892,598.25
5. Step 5: Solve for x
   x = 22,892,598.25/5,521.89
6. Step 6: Final answer
   x = 4,145.79