Finding the Fourth Proportional to 11,902.06, 17,855.59 and 3,582.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,902.06 : 17,855.59 = 3,582.68 : x
2. Step 2: Convert to fraction form
   11,902.06/17,855.59 = 3,582.68/x
3. Step 3: Cross multiply
   11,902.06x = 17,855.59 × 3,582.68
4. Step 4: Simplify right side
   11,902.06x = 63,970,900.86
5. Step 5: Solve for x
   x = 63,970,900.86/11,902.06
6. Step 6: Final answer
   x = 5,374.78