Finding the Fourth Proportional to 67,649.28, 93,356.16 and 37,436.80

Step by Step Solution

1. Step 1: Write the proportion equation
   67,649.28 : 93,356.16 = 37,436.80 : x
2. Step 2: Convert to fraction form
   67,649.28/93,356.16 = 37,436.80/x
3. Step 3: Cross multiply
   67,649.28x = 93,356.16 × 37,436.80
4. Step 4: Simplify right side
   67,649.28x = 3,494,955,890.69
5. Step 5: Solve for x
   x = 3,494,955,890.69/67,649.28
6. Step 6: Final answer
   x = 51,662.87