Finding the Fourth Proportional to 67,978.78, 93,810.81 and 37,763.28

Step by Step Solution

1. Step 1: Write the proportion equation
   67,978.78 : 93,810.81 = 37,763.28 : x
2. Step 2: Convert to fraction form
   67,978.78/93,810.81 = 37,763.28/x
3. Step 3: Cross multiply
   67,978.78x = 93,810.81 × 37,763.28
4. Step 4: Simplify right side
   67,978.78x = 3,542,603,416.00
5. Step 5: Solve for x
   x = 3,542,603,416.00/67,978.78
6. Step 6: Final answer
   x = 52,113.38