Finding the Fourth Proportional to 11,598.37, 17,398.89 and 3,698.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,598.37 : 17,398.89 = 3,698.10 : x
2. Step 2: Convert to fraction form
   11,598.37/17,398.89 = 3,698.10/x
3. Step 3: Cross multiply
   11,598.37x = 17,398.89 × 3,698.10
4. Step 4: Simplify right side
   11,598.37x = 64,342,835.11
5. Step 5: Solve for x
   x = 64,342,835.11/11,598.37
6. Step 6: Final answer
   x = 5,547.58