Finding the Fourth Proportional to 11,705.83, 17,540.30 and 4,300.11

Step by Step Solution

1. Step 1: Write the proportion equation
   11,705.83 : 17,540.30 = 4,300.11 : x
2. Step 2: Convert to fraction form
   11,705.83/17,540.30 = 4,300.11/x
3. Step 3: Cross multiply
   11,705.83x = 17,540.30 × 4,300.11
4. Step 4: Simplify right side
   11,705.83x = 75,425,230.18
5. Step 5: Solve for x
   x = 75,425,230.18/11,705.83
6. Step 6: Final answer
   x = 6,443.39