Finding the Fourth Proportional to 10,081.75, 13,914.33 and 7,258.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,081.75 : 13,914.33 = 7,258.47 : x
2. Step 2: Convert to fraction form
   10,081.75/13,914.33 = 7,258.47/x
3. Step 3: Cross multiply
   10,081.75x = 13,914.33 × 7,258.47
4. Step 4: Simplify right side
   10,081.75x = 100,996,710.58
5. Step 5: Solve for x
   x = 100,996,710.58/10,081.75
6. Step 6: Final answer
   x = 10,017.78