Finding the Fourth Proportional to 10,523.15, 15,781.29 and 3,501.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,523.15 : 15,781.29 = 3,501.27 : x
2. Step 2: Convert to fraction form
   10,523.15/15,781.29 = 3,501.27/x
3. Step 3: Cross multiply
   10,523.15x = 15,781.29 × 3,501.27
4. Step 4: Simplify right side
   10,523.15x = 55,254,616.42
5. Step 5: Solve for x
   x = 55,254,616.42/10,523.15
6. Step 6: Final answer
   x = 5,250.77