Finding the Fourth Proportional to 7,085.91, 10,626.03 and 2,926.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,085.91 : 10,626.03 = 2,926.56 : x
2. Step 2: Convert to fraction form
   7,085.91/10,626.03 = 2,926.56/x
3. Step 3: Cross multiply
   7,085.91x = 10,626.03 × 2,926.56
4. Step 4: Simplify right side
   7,085.91x = 31,097,714.36
5. Step 5: Solve for x
   x = 31,097,714.36/7,085.91
6. Step 6: Final answer
   x = 4,388.67