Finding the Fourth Proportional to 16,256.84, 24,374.16 and 7,818.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,256.84 : 24,374.16 = 7,818.89 : x
2. Step 2: Convert to fraction form
   16,256.84/24,374.16 = 7,818.89/x
3. Step 3: Cross multiply
   16,256.84x = 24,374.16 × 7,818.89
4. Step 4: Simplify right side
   16,256.84x = 190,578,754.01
5. Step 5: Solve for x
   x = 190,578,754.01/16,256.84
6. Step 6: Final answer
   x = 11,722.99