Finding the Fourth Proportional to 124,569.79, 171,910.33 and 70,853.42

Step by Step Solution

1. Step 1: Write the proportion equation
   124,569.79 : 171,910.33 = 70,853.42 : x
2. Step 2: Convert to fraction form
   124,569.79/171,910.33 = 70,853.42/x
3. Step 3: Cross multiply
   124,569.79x = 171,910.33 × 70,853.42
4. Step 4: Simplify right side
   124,569.79x = 12,180,435,066.47
5. Step 5: Solve for x
   x = 12,180,435,066.47/124,569.79
6. Step 6: Final answer
   x = 97,780.01