Finding the Fourth Proportional to 10,892.63, 16,329.71 and 4,967.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,892.63 : 16,329.71 = 4,967.39 : x
2. Step 2: Convert to fraction form
   10,892.63/16,329.71 = 4,967.39/x
3. Step 3: Cross multiply
   10,892.63x = 16,329.71 × 4,967.39
4. Step 4: Simplify right side
   10,892.63x = 81,116,132.83
5. Step 5: Solve for x
   x = 81,116,132.83/10,892.63
6. Step 6: Final answer
   x = 7,446.88