Finding the Fourth Proportional to 67,878.36, 93,672.72 and 37,665.72

Step by Step Solution

1. Step 1: Write the proportion equation
   67,878.36 : 93,672.72 = 37,665.72 : x
2. Step 2: Convert to fraction form
   67,878.36/93,672.72 = 37,665.72/x
3. Step 3: Cross multiply
   67,878.36x = 93,672.72 × 37,665.72
4. Step 4: Simplify right side
   67,878.36x = 3,528,250,443.16
5. Step 5: Solve for x
   x = 3,528,250,443.16/67,878.36
6. Step 6: Final answer
   x = 51,979.02