Finding the Fourth Proportional to 10,514.72, 15,776.84 and 3,941.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,514.72 : 15,776.84 = 3,941.40 : x
2. Step 2: Convert to fraction form
   10,514.72/15,776.84 = 3,941.40/x
3. Step 3: Cross multiply
   10,514.72x = 15,776.84 × 3,941.40
4. Step 4: Simplify right side
   10,514.72x = 62,182,837.18
5. Step 5: Solve for x
   x = 62,182,837.18/10,514.72
6. Step 6: Final answer
   x = 5,913.88