Finding the Fourth Proportional to 67,978.17, 93,809.79 and 37,766.28

Step by Step Solution

1. Step 1: Write the proportion equation
   67,978.17 : 93,809.79 = 37,766.28 : x
2. Step 2: Convert to fraction form
   67,978.17/93,809.79 = 37,766.28/x
3. Step 3: Cross multiply
   67,978.17x = 93,809.79 × 37,766.28
4. Step 4: Simplify right side
   67,978.17x = 3,542,846,795.88
5. Step 5: Solve for x
   x = 3,542,846,795.88/67,978.17
6. Step 6: Final answer
   x = 52,117.42