Finding the Fourth Proportional to 7,806.06, 11,700.72 and 3,851.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,806.06 : 11,700.72 = 3,851.82 : x
2. Step 2: Convert to fraction form
   7,806.06/11,700.72 = 3,851.82/x
3. Step 3: Cross multiply
   7,806.06x = 11,700.72 × 3,851.82
4. Step 4: Simplify right side
   7,806.06x = 45,069,067.31
5. Step 5: Solve for x
   x = 45,069,067.31/7,806.06
6. Step 6: Final answer
   x = 5,773.60