Finding the Fourth Proportional to 166,251.84, 249,375.72 and 112,811.42

Step by Step Solution

1. Step 1: Write the proportion equation
   166,251.84 : 249,375.72 = 112,811.42 : x
2. Step 2: Convert to fraction form
   166,251.84/249,375.72 = 112,811.42/x
3. Step 3: Cross multiply
   166,251.84x = 249,375.72 × 112,811.42
4. Step 4: Simplify right side
   166,251.84x = 28,132,429,086.72
5. Step 5: Solve for x
   x = 28,132,429,086.72/166,251.84
6. Step 6: Final answer
   x = 169,215.75