Finding the Fourth Proportional to 193,766.57, 290,493.01 and 60,578.27

Step by Step Solution

1. Step 1: Write the proportion equation
   193,766.57 : 290,493.01 = 60,578.27 : x
2. Step 2: Convert to fraction form
   193,766.57/290,493.01 = 60,578.27/x
3. Step 3: Cross multiply
   193,766.57x = 290,493.01 × 60,578.27
4. Step 4: Simplify right side
   193,766.57x = 17,597,563,992.89
5. Step 5: Solve for x
   x = 17,597,563,992.89/193,766.57
6. Step 6: Final answer
   x = 90,818.37