Finding the Fourth Proportional to 30,653.68, 42,300.72 and 17,908.04

Step by Step Solution

1. Step 1: Write the proportion equation
   30,653.68 : 42,300.72 = 17,908.04 : x
2. Step 2: Convert to fraction form
   30,653.68/42,300.72 = 17,908.04/x
3. Step 3: Cross multiply
   30,653.68x = 42,300.72 × 17,908.04
4. Step 4: Simplify right side
   30,653.68x = 757,523,099.65
5. Step 5: Solve for x
   x = 757,523,099.65/30,653.68
6. Step 6: Final answer
   x = 24,712.30