Finding the Fourth Proportional to 19,141.25, 26,414.10 and 10,643.94

Step by Step Solution

1. Step 1: Write the proportion equation
   19,141.25 : 26,414.10 = 10,643.94 : x
2. Step 2: Convert to fraction form
   19,141.25/26,414.10 = 10,643.94/x
3. Step 3: Cross multiply
   19,141.25x = 26,414.10 × 10,643.94
4. Step 4: Simplify right side
   19,141.25x = 281,150,095.55
5. Step 5: Solve for x
   x = 281,150,095.55/19,141.25
6. Step 6: Final answer
   x = 14,688.18