Finding the Fourth Proportional to 19,323.42, 26,656.83 and 12,605.94

Step by Step Solution

1. Step 1: Write the proportion equation
   19,323.42 : 26,656.83 = 12,605.94 : x
2. Step 2: Convert to fraction form
   19,323.42/26,656.83 = 12,605.94/x
3. Step 3: Cross multiply
   19,323.42x = 26,656.83 × 12,605.94
4. Step 4: Simplify right side
   19,323.42x = 336,034,399.57
5. Step 5: Solve for x
   x = 336,034,399.57/19,323.42
6. Step 6: Final answer
   x = 17,390.01