Finding the Fourth Proportional to 10,194.46, 15,305.73 and 5,267.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,194.46 : 15,305.73 = 5,267.50 : x
2. Step 2: Convert to fraction form
   10,194.46/15,305.73 = 5,267.50/x
3. Step 3: Cross multiply
   10,194.46x = 15,305.73 × 5,267.50
4. Step 4: Simplify right side
   10,194.46x = 80,622,932.78
5. Step 5: Solve for x
   x = 80,622,932.78/10,194.46
6. Step 6: Final answer
   x = 7,908.50