Finding the Fourth Proportional to 146,421.72, 202,072.28 and 82,760.00

Step by Step Solution

1. Step 1: Write the proportion equation
   146,421.72 : 202,072.28 = 82,760.00 : x
2. Step 2: Convert to fraction form
   146,421.72/202,072.28 = 82,760.00/x
3. Step 3: Cross multiply
   146,421.72x = 202,072.28 × 82,760.00
4. Step 4: Simplify right side
   146,421.72x = 16,723,500,468.64
5. Step 5: Solve for x
   x = 16,723,500,468.64/146,421.72
6. Step 6: Final answer
   x = 114,214.62