Finding the Fourth Proportional to 9,538.12, 14,303.32 and 3,988.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,538.12 : 14,303.32 = 3,988.52 : x
2. Step 2: Convert to fraction form
   9,538.12/14,303.32 = 3,988.52/x
3. Step 3: Cross multiply
   9,538.12x = 14,303.32 × 3,988.52
4. Step 4: Simplify right side
   9,538.12x = 57,049,077.89
5. Step 5: Solve for x
   x = 57,049,077.89/9,538.12
6. Step 6: Final answer
   x = 5,981.17