Finding the Fourth Proportional to 20,686.17, 31,034.13 and 5,895.30

Step by Step Solution

1. Step 1: Write the proportion equation
   20,686.17 : 31,034.13 = 5,895.30 : x
2. Step 2: Convert to fraction form
   20,686.17/31,034.13 = 5,895.30/x
3. Step 3: Cross multiply
   20,686.17x = 31,034.13 × 5,895.30
4. Step 4: Simplify right side
   20,686.17x = 182,955,506.59
5. Step 5: Solve for x
   x = 182,955,506.59/20,686.17
6. Step 6: Final answer
   x = 8,844.34