Finding the Fourth Proportional to 8,751.84, 12,079.50 and 5,564.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,751.84 : 12,079.50 = 5,564.52 : x
2. Step 2: Convert to fraction form
   8,751.84/12,079.50 = 5,564.52/x
3. Step 3: Cross multiply
   8,751.84x = 12,079.50 × 5,564.52
4. Step 4: Simplify right side
   8,751.84x = 67,216,619.34
5. Step 5: Solve for x
   x = 67,216,619.34/8,751.84
6. Step 6: Final answer
   x = 7,680.28