Finding the Fourth Proportional to 12,585.42, 18,892.72 and 6,753.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,585.42 : 18,892.72 = 6,753.42 : x
2. Step 2: Convert to fraction form
   12,585.42/18,892.72 = 6,753.42/x
3. Step 3: Cross multiply
   12,585.42x = 18,892.72 × 6,753.42
4. Step 4: Simplify right side
   12,585.42x = 127,590,473.10
5. Step 5: Solve for x
   x = 127,590,473.10/12,585.42
6. Step 6: Final answer
   x = 10,137.96