Finding the Fourth Proportional to 197,466.72, 272,502.72 and 108,042.72

Step by Step Solution

1. Step 1: Write the proportion equation
   197,466.72 : 272,502.72 = 108,042.72 : x
2. Step 2: Convert to fraction form
   197,466.72/272,502.72 = 108,042.72/x
3. Step 3: Cross multiply
   197,466.72x = 272,502.72 × 108,042.72
4. Step 4: Simplify right side
   197,466.72x = 29,441,935,076.20
5. Step 5: Solve for x
   x = 29,441,935,076.20/197,466.72
6. Step 6: Final answer
   x = 149,098.21