Finding the Fourth Proportional to 67,978.56, 93,805.60 and 38,175.04

Step by Step Solution

1. Step 1: Write the proportion equation
   67,978.56 : 93,805.60 = 38,175.04 : x
2. Step 2: Convert to fraction form
   67,978.56/93,805.60 = 38,175.04/x
3. Step 3: Cross multiply
   67,978.56x = 93,805.60 × 38,175.04
4. Step 4: Simplify right side
   67,978.56x = 3,581,032,532.22
5. Step 5: Solve for x
   x = 3,581,032,532.22/67,978.56
6. Step 6: Final answer
   x = 52,678.85