Finding the Fourth Proportional to 10,191.16, 14,061.63 and 6,205.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191.16 : 14,061.63 = 6,205.15 : x
2. Step 2: Convert to fraction form
   10,191.16/14,061.63 = 6,205.15/x
3. Step 3: Cross multiply
   10,191.16x = 14,061.63 × 6,205.15
4. Step 4: Simplify right side
   10,191.16x = 87,254,523.39
5. Step 5: Solve for x
   x = 87,254,523.39/10,191.16
6. Step 6: Final answer
   x = 8,561.79