Finding the Fourth Proportional to 7,080.66, 10,621.71 and 2,922.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,080.66 : 10,621.71 = 2,922.42 : x
2. Step 2: Convert to fraction form
   7,080.66/10,621.71 = 2,922.42/x
3. Step 3: Cross multiply
   7,080.66x = 10,621.71 × 2,922.42
4. Step 4: Simplify right side
   7,080.66x = 31,041,097.74
5. Step 5: Solve for x
   x = 31,041,097.74/7,080.66
6. Step 6: Final answer
   x = 4,383.93