Finding the Fourth Proportional to 9,899.52, 14,855.72 and 3,743.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,899.52 : 14,855.72 = 3,743.52 : x
2. Step 2: Convert to fraction form
   9,899.52/14,855.72 = 3,743.52/x
3. Step 3: Cross multiply
   9,899.52x = 14,855.72 × 3,743.52
4. Step 4: Simplify right side
   9,899.52x = 55,612,684.93
5. Step 5: Solve for x
   x = 55,612,684.93/9,899.52
6. Step 6: Final answer
   x = 5,617.72