Finding the Fourth Proportional to 12,339.47, 18,525.61 and 5,770.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,339.47 : 18,525.61 = 5,770.27 : x
2. Step 2: Convert to fraction form
   12,339.47/18,525.61 = 5,770.27/x
3. Step 3: Cross multiply
   12,339.47x = 18,525.61 × 5,770.27
4. Step 4: Simplify right side
   12,339.47x = 106,897,801.98
5. Step 5: Solve for x
   x = 106,897,801.98/12,339.47
6. Step 6: Final answer
   x = 8,663.08