Finding the Fourth Proportional to 67,994.42, 93,805.43 and 39,308.81

Step by Step Solution

1. Step 1: Write the proportion equation
   67,994.42 : 93,805.43 = 39,308.81 : x
2. Step 2: Convert to fraction form
   67,994.42/93,805.43 = 39,308.81/x
3. Step 3: Cross multiply
   67,994.42x = 93,805.43 × 39,308.81
4. Step 4: Simplify right side
   67,994.42x = 3,687,379,159.27
5. Step 5: Solve for x
   x = 3,687,379,159.27/67,994.42
6. Step 6: Final answer
   x = 54,230.61