Finding the Fourth Proportional to 8,764.76, 13,142.32 and 5,994.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,764.76 : 13,142.32 = 5,994.56 : x
2. Step 2: Convert to fraction form
   8,764.76/13,142.32 = 5,994.56/x
3. Step 3: Cross multiply
   8,764.76x = 13,142.32 × 5,994.56
4. Step 4: Simplify right side
   8,764.76x = 78,782,425.78
5. Step 5: Solve for x
   x = 78,782,425.78/8,764.76
6. Step 6: Final answer
   x = 8,988.54