Finding the Fourth Proportional to 6,047.06, 8,345.86 and 3,690.57

Step by Step Solution

1. Step 1: Write the proportion equation
   6,047.06 : 8,345.86 = 3,690.57 : x
2. Step 2: Convert to fraction form
   6,047.06/8,345.86 = 3,690.57/x
3. Step 3: Cross multiply
   6,047.06x = 8,345.86 × 3,690.57
4. Step 4: Simplify right side
   6,047.06x = 30,800,980.54
5. Step 5: Solve for x
   x = 30,800,980.54/6,047.06
6. Step 6: Final answer
   x = 5,093.55