Finding the Fourth Proportional to 42,770.44, 59,021.76 and 30,042.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,770.44 : 59,021.76 = 30,042.04 : x
2. Step 2: Convert to fraction form
   42,770.44/59,021.76 = 30,042.04/x
3. Step 3: Cross multiply
   42,770.44x = 59,021.76 × 30,042.04
4. Step 4: Simplify right side
   42,770.44x = 1,773,134,074.79
5. Step 5: Solve for x
   x = 1,773,134,074.79/42,770.44
6. Step 6: Final answer
   x = 41,457.00