Finding the Fourth Proportional to 67,487.38, 93,132.59 and 39,194.89

Step by Step Solution

1. Step 1: Write the proportion equation
   67,487.38 : 93,132.59 = 39,194.89 : x
2. Step 2: Convert to fraction form
   67,487.38/93,132.59 = 39,194.89/x
3. Step 3: Cross multiply
   67,487.38x = 93,132.59 × 39,194.89
4. Step 4: Simplify right side
   67,487.38x = 3,650,320,958.83
5. Step 5: Solve for x
   x = 3,650,320,958.83/67,487.38
6. Step 6: Final answer
   x = 54,088.95