Finding the Fourth Proportional to 5,419.76, 7,479.32 and 3,061.84

Step by Step Solution

1. Step 1: Write the proportion equation
   5,419.76 : 7,479.32 = 3,061.84 : x
2. Step 2: Convert to fraction form
   5,419.76/7,479.32 = 3,061.84/x
3. Step 3: Cross multiply
   5,419.76x = 7,479.32 × 3,061.84
4. Step 4: Simplify right side
   5,419.76x = 22,900,481.15
5. Step 5: Solve for x
   x = 22,900,481.15/5,419.76
6. Step 6: Final answer
   x = 4,225.37