Finding the Fourth Proportional to 10,551.74, 14,561.50 and 5,771.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,551.74 : 14,561.50 = 5,771.59 : x
2. Step 2: Convert to fraction form
   10,551.74/14,561.50 = 5,771.59/x
3. Step 3: Cross multiply
   10,551.74x = 14,561.50 × 5,771.59
4. Step 4: Simplify right side
   10,551.74x = 84,042,946.13
5. Step 5: Solve for x
   x = 84,042,946.13/10,551.74
6. Step 6: Final answer
   x = 7,964.84