Finding the Fourth Proportional to 18,710, 25,819.83 and 10,326.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,710 : 25,819.83 = 10,326.50 : x
2. Step 2: Convert to fraction form
   18,710/25,819.83 = 10,326.50/x
3. Step 3: Cross multiply
   18,710x = 25,819.83 × 10,326.50
4. Step 4: Simplify right side
   18,710x = 266,628,474.50
5. Step 5: Solve for x
   x = 266,628,474.50/18,710
6. Step 6: Final answer
   x = 14,250.59