Finding the Fourth Proportional to 143,090.34, 197,473.86 and 82,663.56

Step by Step Solution

1. Step 1: Write the proportion equation
   143,090.34 : 197,473.86 = 82,663.56 : x
2. Step 2: Convert to fraction form
   143,090.34/197,473.86 = 82,663.56/x
3. Step 3: Cross multiply
   143,090.34x = 197,473.86 × 82,663.56
4. Step 4: Simplify right side
   143,090.34x = 16,323,892,274.54
5. Step 5: Solve for x
   x = 16,323,892,274.54/143,090.34
6. Step 6: Final answer
   x = 114,081.02