Finding the Fourth Proportional to 3,691.96, 5,498.36 and 3,670.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,691.96 : 5,498.36 = 3,670.92 : x
2. Step 2: Convert to fraction form
   3,691.96/5,498.36 = 3,670.92/x
3. Step 3: Cross multiply
   3,691.96x = 5,498.36 × 3,670.92
4. Step 4: Simplify right side
   3,691.96x = 20,184,039.69
5. Step 5: Solve for x
   x = 20,184,039.69/3,691.96
6. Step 6: Final answer
   x = 5,467.03