Finding the Fourth Proportional to 11,874.16, 17,811.72 and 3,554.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,874.16 : 17,811.72 = 3,554.32 : x
2. Step 2: Convert to fraction form
   11,874.16/17,811.72 = 3,554.32/x
3. Step 3: Cross multiply
   11,874.16x = 17,811.72 × 3,554.32
4. Step 4: Simplify right side
   11,874.16x = 63,308,552.63
5. Step 5: Solve for x
   x = 63,308,552.63/11,874.16
6. Step 6: Final answer
   x = 5,331.62