Finding the Fourth Proportional to 124,667.34, 172,040.78 and 73,698.44

Step by Step Solution

1. Step 1: Write the proportion equation
   124,667.34 : 172,040.78 = 73,698.44 : x
2. Step 2: Convert to fraction form
   124,667.34/172,040.78 = 73,698.44/x
3. Step 3: Cross multiply
   124,667.34x = 172,040.78 × 73,698.44
4. Step 4: Simplify right side
   124,667.34x = 12,679,137,102.38
5. Step 5: Solve for x
   x = 12,679,137,102.38/124,667.34
6. Step 6: Final answer
   x = 101,703.76