Finding the Fourth Proportional to 7,782.72, 10,727.35 and 5,514.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,782.72 : 10,727.35 = 5,514.82 : x
2. Step 2: Convert to fraction form
   7,782.72/10,727.35 = 5,514.82/x
3. Step 3: Cross multiply
   7,782.72x = 10,727.35 × 5,514.82
4. Step 4: Simplify right side
   7,782.72x = 59,159,376.75
5. Step 5: Solve for x
   x = 59,159,376.75/7,782.72
6. Step 6: Final answer
   x = 7,601.38