Finding the Fourth Proportional to 22,147.29, 30,562.82 and 12,075.80

Step by Step Solution

1. Step 1: Write the proportion equation
   22,147.29 : 30,562.82 = 12,075.80 : x
2. Step 2: Convert to fraction form
   22,147.29/30,562.82 = 12,075.80/x
3. Step 3: Cross multiply
   22,147.29x = 30,562.82 × 12,075.80
4. Step 4: Simplify right side
   22,147.29x = 369,070,505.76
5. Step 5: Solve for x
   x = 369,070,505.76/22,147.29
6. Step 6: Final answer
   x = 16,664.36