Finding the Fourth Proportional to 10,227.16, 14,154.06 and 9,981.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,227.16 : 14,154.06 = 9,981.82 : x
2. Step 2: Convert to fraction form
   10,227.16/14,154.06 = 9,981.82/x
3. Step 3: Cross multiply
   10,227.16x = 14,154.06 × 9,981.82
4. Step 4: Simplify right side
   10,227.16x = 141,283,279.19
5. Step 5: Solve for x
   x = 141,283,279.19/10,227.16
6. Step 6: Final answer
   x = 13,814.52