Finding the Fourth Proportional to 19,494, 26,901.72 and 10,662

Step by Step Solution

1. Step 1: Write the proportion equation
   19,494 : 26,901.72 = 10,662 : x
2. Step 2: Convert to fraction form
   19,494/26,901.72 = 10,662/x
3. Step 3: Cross multiply
   19,494x = 26,901.72 × 10,662
4. Step 4: Simplify right side
   19,494x = 286,826,138.64
5. Step 5: Solve for x
   x = 286,826,138.64/19,494
6. Step 6: Final answer
   x = 14,713.56