Finding the Fourth Proportional to 11,892.06, 17,837.41 and 3,571.90

Step by Step Solution

1. Step 1: Write the proportion equation
   11,892.06 : 17,837.41 = 3,571.90 : x
2. Step 2: Convert to fraction form
   11,892.06/17,837.41 = 3,571.90/x
3. Step 3: Cross multiply
   11,892.06x = 17,837.41 × 3,571.90
4. Step 4: Simplify right side
   11,892.06x = 63,713,355.59
5. Step 5: Solve for x
   x = 63,713,355.59/11,892.06
6. Step 6: Final answer
   x = 5,357.64