Finding the Fourth Proportional to 67,431.48, 93,054.98 and 37,216.80

Step by Step Solution

1. Step 1: Write the proportion equation
   67,431.48 : 93,054.98 = 37,216.80 : x
2. Step 2: Convert to fraction form
   67,431.48/93,054.98 = 37,216.80/x
3. Step 3: Cross multiply
   67,431.48x = 93,054.98 × 37,216.80
4. Step 4: Simplify right side
   67,431.48x = 3,463,207,928.31
5. Step 5: Solve for x
   x = 3,463,207,928.31/67,431.48
6. Step 6: Final answer
   x = 51,358.92