Finding the Fourth Proportional to 11,390.06, 17,086.92 and 3,598.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,390.06 : 17,086.92 = 3,598.28 : x
2. Step 2: Convert to fraction form
   11,390.06/17,086.92 = 3,598.28/x
3. Step 3: Cross multiply
   11,390.06x = 17,086.92 × 3,598.28
4. Step 4: Simplify right side
   11,390.06x = 61,483,522.50
5. Step 5: Solve for x
   x = 61,483,522.50/11,390.06
6. Step 6: Final answer
   x = 5,398.00