Finding the Fourth Proportional to 42,426.76, 58,562.66 and 30,524.70

Step by Step Solution

1. Step 1: Write the proportion equation
   42,426.76 : 58,562.66 = 30,524.70 : x
2. Step 2: Convert to fraction form
   42,426.76/58,562.66 = 30,524.70/x
3. Step 3: Cross multiply
   42,426.76x = 58,562.66 × 30,524.70
4. Step 4: Simplify right side
   42,426.76x = 1,787,607,627.70
5. Step 5: Solve for x
   x = 1,787,607,627.70/42,426.76
6. Step 6: Final answer
   x = 42,133.97