Finding the Fourth Proportional to 86,871, 119,881.98 and 49,144.44

Step by Step Solution

1. Step 1: Write the proportion equation
   86,871 : 119,881.98 = 49,144.44 : x
2. Step 2: Convert to fraction form
   86,871/119,881.98 = 49,144.44/x
3. Step 3: Cross multiply
   86,871x = 119,881.98 × 49,144.44
4. Step 4: Simplify right side
   86,871x = 5,891,532,773.19
5. Step 5: Solve for x
   x = 5,891,532,773.19/86,871
6. Step 6: Final answer
   x = 67,819.33