Finding the Fourth Proportional to 30,916.68, 42,618.50 and 24,190.62

Step by Step Solution

1. Step 1: Write the proportion equation
   30,916.68 : 42,618.50 = 24,190.62 : x
2. Step 2: Convert to fraction form
   30,916.68/42,618.50 = 24,190.62/x
3. Step 3: Cross multiply
   30,916.68x = 42,618.50 × 24,190.62
4. Step 4: Simplify right side
   30,916.68x = 1,030,967,817.52
5. Step 5: Solve for x
   x = 1,030,967,817.52/30,916.68
6. Step 6: Final answer
   x = 33,346.65