Finding the Fourth Proportional to 42,905.96, 59,144.58 and 30,123.27

Step by Step Solution

1. Step 1: Write the proportion equation
   42,905.96 : 59,144.58 = 30,123.27 : x
2. Step 2: Convert to fraction form
   42,905.96/59,144.58 = 30,123.27/x
3. Step 3: Cross multiply
   42,905.96x = 59,144.58 × 30,123.27
4. Step 4: Simplify right side
   42,905.96x = 1,781,628,152.38
5. Step 5: Solve for x
   x = 1,781,628,152.38/42,905.96
6. Step 6: Final answer
   x = 41,524.03