Finding the Fourth Proportional to 12,776.91, 17,632.47 and 7,034.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,776.91 : 17,632.47 = 7,034.54 : x
2. Step 2: Convert to fraction form
   12,776.91/17,632.47 = 7,034.54/x
3. Step 3: Cross multiply
   12,776.91x = 17,632.47 × 7,034.54
4. Step 4: Simplify right side
   12,776.91x = 124,036,285.96
5. Step 5: Solve for x
   x = 124,036,285.96/12,776.91
6. Step 6: Final answer
   x = 9,707.85