Finding the Fourth Proportional to 72,773.89, 100,426.98 and 40,942.84

Step by Step Solution

1. Step 1: Write the proportion equation
   72,773.89 : 100,426.98 = 40,942.84 : x
2. Step 2: Convert to fraction form
   72,773.89/100,426.98 = 40,942.84/x
3. Step 3: Cross multiply
   72,773.89x = 100,426.98 × 40,942.84
4. Step 4: Simplify right side
   72,773.89x = 4,111,765,773.82
5. Step 5: Solve for x
   x = 4,111,765,773.82/72,773.89
6. Step 6: Final answer
   x = 56,500.56