Finding the Fourth Proportional to 7,799.42, 10,756.22 and 5,149.51

Step by Step Solution

1. Step 1: Write the proportion equation
   7,799.42 : 10,756.22 = 5,149.51 : x
2. Step 2: Convert to fraction form
   7,799.42/10,756.22 = 5,149.51/x
3. Step 3: Cross multiply
   7,799.42x = 10,756.22 × 5,149.51
4. Step 4: Simplify right side
   7,799.42x = 55,389,209.81
5. Step 5: Solve for x
   x = 55,389,209.81/7,799.42
6. Step 6: Final answer
   x = 7,101.71