Finding the Fourth Proportional to 68,728.72, 94,891.34 and 52,784.68

Step by Step Solution

1. Step 1: Write the proportion equation
   68,728.72 : 94,891.34 = 52,784.68 : x
2. Step 2: Convert to fraction form
   68,728.72/94,891.34 = 52,784.68/x
3. Step 3: Cross multiply
   68,728.72x = 94,891.34 × 52,784.68
4. Step 4: Simplify right side
   68,728.72x = 5,008,809,016.67
5. Step 5: Solve for x
   x = 5,008,809,016.67/68,728.72
6. Step 6: Final answer
   x = 72,877.96