Finding the Fourth Proportional to 14,031.48, 21,051.18 and 5,717.48

Step by Step Solution

1. Step 1: Write the proportion equation
   14,031.48 : 21,051.18 = 5,717.48 : x
2. Step 2: Convert to fraction form
   14,031.48/21,051.18 = 5,717.48/x
3. Step 3: Cross multiply
   14,031.48x = 21,051.18 × 5,717.48
4. Step 4: Simplify right side
   14,031.48x = 120,359,595.37
5. Step 5: Solve for x
   x = 120,359,595.37/14,031.48
6. Step 6: Final answer
   x = 8,577.83