Finding the Fourth Proportional to 22,089.02, 30,482.16 and 12,017.21

Step by Step Solution

1. Step 1: Write the proportion equation
   22,089.02 : 30,482.16 = 12,017.21 : x
2. Step 2: Convert to fraction form
   22,089.02/30,482.16 = 12,017.21/x
3. Step 3: Cross multiply
   22,089.02x = 30,482.16 × 12,017.21
4. Step 4: Simplify right side
   22,089.02x = 366,310,411.73
5. Step 5: Solve for x
   x = 366,310,411.73/22,089.02
6. Step 6: Final answer
   x = 16,583.37