Finding the Fourth Proportional to 11,398.53, 17,086.86 and 3,602.01

Step by Step Solution

1. Step 1: Write the proportion equation
   11,398.53 : 17,086.86 = 3,602.01 : x
2. Step 2: Convert to fraction form
   11,398.53/17,086.86 = 3,602.01/x
3. Step 3: Cross multiply
   11,398.53x = 17,086.86 × 3,602.01
4. Step 4: Simplify right side
   11,398.53x = 61,547,040.59
5. Step 5: Solve for x
   x = 61,547,040.59/11,398.53
6. Step 6: Final answer
   x = 5,399.56