Finding the Fourth Proportional to 67,987.76, 93,821.69 and 37,771.31

Step by Step Solution

1. Step 1: Write the proportion equation
   67,987.76 : 93,821.69 = 37,771.31 : x
2. Step 2: Convert to fraction form
   67,987.76/93,821.69 = 37,771.31/x
3. Step 3: Cross multiply
   67,987.76x = 93,821.69 × 37,771.31
4. Step 4: Simplify right side
   67,987.76x = 3,543,768,466.70
5. Step 5: Solve for x
   x = 3,543,768,466.70/67,987.76
6. Step 6: Final answer
   x = 52,123.63