Finding the Fourth Proportional to 123,936.48, 171,032.58 and 67,347.72

Step by Step Solution

1. Step 1: Write the proportion equation
   123,936.48 : 171,032.58 = 67,347.72 : x
2. Step 2: Convert to fraction form
   123,936.48/171,032.58 = 67,347.72/x
3. Step 3: Cross multiply
   123,936.48x = 171,032.58 × 67,347.72
4. Step 4: Simplify right side
   123,936.48x = 11,518,654,308.72
5. Step 5: Solve for x
   x = 11,518,654,308.72/123,936.48
6. Step 6: Final answer
   x = 92,939.98