Finding the Fourth Proportional to 11,356.63, 17,036.98 and 3,860.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,356.63 : 17,036.98 = 3,860.89 : x
2. Step 2: Convert to fraction form
   11,356.63/17,036.98 = 3,860.89/x
3. Step 3: Cross multiply
   11,356.63x = 17,036.98 × 3,860.89
4. Step 4: Simplify right side
   11,356.63x = 65,777,853.47
5. Step 5: Solve for x
   x = 65,777,853.47/11,356.63
6. Step 6: Final answer
   x = 5,792.02