Finding the Fourth Proportional to 146,018.34, 201,493.20 and 82,371.78

Step by Step Solution

1. Step 1: Write the proportion equation
   146,018.34 : 201,493.20 = 82,371.78 : x
2. Step 2: Convert to fraction form
   146,018.34/201,493.20 = 82,371.78/x
3. Step 3: Cross multiply
   146,018.34x = 201,493.20 × 82,371.78
4. Step 4: Simplify right side
   146,018.34x = 16,597,353,541.90
5. Step 5: Solve for x
   x = 16,597,353,541.90/146,018.34
6. Step 6: Final answer
   x = 113,666.23