Finding the Fourth Proportional to 14,062.26, 19,405.80 and 7,774.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,062.26 : 19,405.80 = 7,774.50 : x
2. Step 2: Convert to fraction form
   14,062.26/19,405.80 = 7,774.50/x
3. Step 3: Cross multiply
   14,062.26x = 19,405.80 × 7,774.50
4. Step 4: Simplify right side
   14,062.26x = 150,870,392.10
5. Step 5: Solve for x
   x = 150,870,392.10/14,062.26
6. Step 6: Final answer
   x = 10,728.74