Finding the Fourth Proportional to 4,771.71, 7,111.60 and 4,764.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,771.71 : 7,111.60 = 4,764.42 : x
2. Step 2: Convert to fraction form
   4,771.71/7,111.60 = 4,764.42/x
3. Step 3: Cross multiply
   4,771.71x = 7,111.60 × 4,764.42
4. Step 4: Simplify right side
   4,771.71x = 33,882,637.36
5. Step 5: Solve for x
   x = 33,882,637.36/4,771.71
6. Step 6: Final answer
   x = 7,100.73