Finding the Fourth Proportional to 4,722.75, 7,111.69 and 3,498.84

Step by Step Solution

1. Step 1: Write the proportion equation
   4,722.75 : 7,111.69 = 3,498.84 : x
2. Step 2: Convert to fraction form
   4,722.75/7,111.69 = 3,498.84/x
3. Step 3: Cross multiply
   4,722.75x = 7,111.69 × 3,498.84
4. Step 4: Simplify right side
   4,722.75x = 24,882,656.69
5. Step 5: Solve for x
   x = 24,882,656.69/4,722.75
6. Step 6: Final answer
   x = 5,268.68