Finding the Fourth Proportional to 10,892.84, 16,339.24 and 7,612.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,892.84 : 16,339.24 = 7,612.34 : x
2. Step 2: Convert to fraction form
   10,892.84/16,339.24 = 7,612.34/x
3. Step 3: Cross multiply
   10,892.84x = 16,339.24 × 7,612.34
4. Step 4: Simplify right side
   10,892.84x = 124,379,850.22
5. Step 5: Solve for x
   x = 124,379,850.22/10,892.84
6. Step 6: Final answer
   x = 11,418.50