Finding the Fourth Proportional to 16,115.86, 22,240.86 and 10,729.00

Step by Step Solution

1. Step 1: Write the proportion equation
   16,115.86 : 22,240.86 = 10,729.00 : x
2. Step 2: Convert to fraction form
   16,115.86/22,240.86 = 10,729.00/x
3. Step 3: Cross multiply
   16,115.86x = 22,240.86 × 10,729.00
4. Step 4: Simplify right side
   16,115.86x = 238,622,075.74
5. Step 5: Solve for x
   x = 238,622,075.74/16,115.86
6. Step 6: Final answer
   x = 14,806.67