Finding the Fourth Proportional to 7,727.98, 10,664.25 and 4,191.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,727.98 : 10,664.25 = 4,191.12 : x
2. Step 2: Convert to fraction form
   7,727.98/10,664.25 = 4,191.12/x
3. Step 3: Cross multiply
   7,727.98x = 10,664.25 × 4,191.12
4. Step 4: Simplify right side
   7,727.98x = 44,695,151.46
5. Step 5: Solve for x
   x = 44,695,151.46/7,727.98
6. Step 6: Final answer
   x = 5,783.55