Finding the Fourth Proportional to 10,892.62, 16,346.20 and 3,967.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,892.62 : 16,346.20 = 3,967.12 : x
2. Step 2: Convert to fraction form
   10,892.62/16,346.20 = 3,967.12/x
3. Step 3: Cross multiply
   10,892.62x = 16,346.20 × 3,967.12
4. Step 4: Simplify right side
   10,892.62x = 64,847,336.94
5. Step 5: Solve for x
   x = 64,847,336.94/10,892.62
6. Step 6: Final answer
   x = 5,953.33