Finding the Fourth Proportional to 10,983.07, 16,475.51 and 3,191.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,983.07 : 16,475.51 = 3,191.88 : x
2. Step 2: Convert to fraction form
   10,983.07/16,475.51 = 3,191.88/x
3. Step 3: Cross multiply
   10,983.07x = 16,475.51 × 3,191.88
4. Step 4: Simplify right side
   10,983.07x = 52,587,850.86
5. Step 5: Solve for x
   x = 52,587,850.86/10,983.07
6. Step 6: Final answer
   x = 4,788.08