Finding the Fourth Proportional to 16,121.34, 24,180.29 and 9,870.45

Step by Step Solution

1. Step 1: Write the proportion equation
   16,121.34 : 24,180.29 = 9,870.45 : x
2. Step 2: Convert to fraction form
   16,121.34/24,180.29 = 9,870.45/x
3. Step 3: Cross multiply
   16,121.34x = 24,180.29 × 9,870.45
4. Step 4: Simplify right side
   16,121.34x = 238,670,343.43
5. Step 5: Solve for x
   x = 238,670,343.43/16,121.34
6. Step 6: Final answer
   x = 14,804.62