Finding the Fourth Proportional to 10,685.16, 16,025.58 and 2,892.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,685.16 : 16,025.58 = 2,892.12 : x
2. Step 2: Convert to fraction form
   10,685.16/16,025.58 = 2,892.12/x
3. Step 3: Cross multiply
   10,685.16x = 16,025.58 × 2,892.12
4. Step 4: Simplify right side
   10,685.16x = 46,347,900.43
5. Step 5: Solve for x
   x = 46,347,900.43/10,685.16
6. Step 6: Final answer
   x = 4,337.60