Finding the Fourth Proportional to 11,801.61, 17,701.98 and 3,036.60

Step by Step Solution

1. Step 1: Write the proportion equation
   11,801.61 : 17,701.98 = 3,036.60 : x
2. Step 2: Convert to fraction form
   11,801.61/17,701.98 = 3,036.60/x
3. Step 3: Cross multiply
   11,801.61x = 17,701.98 × 3,036.60
4. Step 4: Simplify right side
   11,801.61x = 53,753,832.47
5. Step 5: Solve for x
   x = 53,753,832.47/11,801.61
6. Step 6: Final answer
   x = 4,554.79