Finding the Fourth Proportional to 124,373.69, 171,640.33 and 70,667.80

Step by Step Solution

1. Step 1: Write the proportion equation
   124,373.69 : 171,640.33 = 70,667.80 : x
2. Step 2: Convert to fraction form
   124,373.69/171,640.33 = 70,667.80/x
3. Step 3: Cross multiply
   124,373.69x = 171,640.33 × 70,667.80
4. Step 4: Simplify right side
   124,373.69x = 12,129,444,159.04
5. Step 5: Solve for x
   x = 12,129,444,159.04/124,373.69
6. Step 6: Final answer
   x = 97,524.20