Finding the Fourth Proportional to 172,871, 238,561.98 and 93,383

Step by Step Solution

1. Step 1: Write the proportion equation
   172,871 : 238,561.98 = 93,383 : x
2. Step 2: Convert to fraction form
   172,871/238,561.98 = 93,383/x
3. Step 3: Cross multiply
   172,871x = 238,561.98 × 93,383
4. Step 4: Simplify right side
   172,871x = 22,277,633,378.34
5. Step 5: Solve for x
   x = 22,277,633,378.34/172,871
6. Step 6: Final answer
   x = 128,868.54