Finding the Fourth Proportional to 10,764.34, 16,148.85 and 4,520.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,764.34 : 16,148.85 = 4,520.79 : x
2. Step 2: Convert to fraction form
   10,764.34/16,148.85 = 4,520.79/x
3. Step 3: Cross multiply
   10,764.34x = 16,148.85 × 4,520.79
4. Step 4: Simplify right side
   10,764.34x = 73,005,559.59
5. Step 5: Solve for x
   x = 73,005,559.59/10,764.34
6. Step 6: Final answer
   x = 6,782.17