Finding the Fourth Proportional to 10,250.73, 14,153.79 and 10,087.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,250.73 : 14,153.79 = 10,087.30 : x
2. Step 2: Convert to fraction form
   10,250.73/14,153.79 = 10,087.30/x
3. Step 3: Cross multiply
   10,250.73x = 14,153.79 × 10,087.30
4. Step 4: Simplify right side
   10,250.73x = 142,773,525.87
5. Step 5: Solve for x
   x = 142,773,525.87/10,250.73
6. Step 6: Final answer
   x = 13,928.13