Finding the Fourth Proportional to 204,089.46, 281,666.28 and 123,561.42

Step by Step Solution

1. Step 1: Write the proportion equation
   204,089.46 : 281,666.28 = 123,561.42 : x
2. Step 2: Convert to fraction form
   204,089.46/281,666.28 = 123,561.42/x
3. Step 3: Cross multiply
   204,089.46x = 281,666.28 × 123,561.42
4. Step 4: Simplify right side
   204,089.46x = 34,803,085,522.92
5. Step 5: Solve for x
   x = 34,803,085,522.92/204,089.46
6. Step 6: Final answer
   x = 170,528.58