Finding the Fourth Proportional to 142,959.15, 197,279.82 and 82,527.75

Step by Step Solution

1. Step 1: Write the proportion equation
   142,959.15 : 197,279.82 = 82,527.75 : x
2. Step 2: Convert to fraction form
   142,959.15/197,279.82 = 82,527.75/x
3. Step 3: Cross multiply
   142,959.15x = 197,279.82 × 82,527.75
4. Step 4: Simplify right side
   142,959.15x = 16,281,059,665.01
5. Step 5: Solve for x
   x = 16,281,059,665.01/142,959.15
6. Step 6: Final answer
   x = 113,886.10