Finding the Fourth Proportional to 67,704.89, 93,431.60 and 37,489.57

Step by Step Solution

1. Step 1: Write the proportion equation
   67,704.89 : 93,431.60 = 37,489.57 : x
2. Step 2: Convert to fraction form
   67,704.89/93,431.60 = 37,489.57/x
3. Step 3: Cross multiply
   67,704.89x = 93,431.60 × 37,489.57
4. Step 4: Simplify right side
   67,704.89x = 3,502,710,136.33
5. Step 5: Solve for x
   x = 3,502,710,136.33/67,704.89
6. Step 6: Final answer
   x = 51,734.96