Finding the Fourth Proportional to 7,051.41, 9,728.73 and 4,066.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,051.41 : 9,728.73 = 4,066.86 : x
2. Step 2: Convert to fraction form
   7,051.41/9,728.73 = 4,066.86/x
3. Step 3: Cross multiply
   7,051.41x = 9,728.73 × 4,066.86
4. Step 4: Simplify right side
   7,051.41x = 39,565,382.89
5. Step 5: Solve for x
   x = 39,565,382.89/7,051.41
6. Step 6: Final answer
   x = 5,610.99