Finding the Fourth Proportional to 124,506.72, 171,840.42 and 73,532.34

Step by Step Solution

1. Step 1: Write the proportion equation
   124,506.72 : 171,840.42 = 73,532.34 : x
2. Step 2: Convert to fraction form
   124,506.72/171,840.42 = 73,532.34/x
3. Step 3: Cross multiply
   124,506.72x = 171,840.42 × 73,532.34
4. Step 4: Simplify right side
   124,506.72x = 12,635,828,189.18
5. Step 5: Solve for x
   x = 12,635,828,189.18/124,506.72
6. Step 6: Final answer
   x = 101,487.12