Finding the Fourth Proportional to 30,378.76, 41,922.72 and 17,803.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,378.76 : 41,922.72 = 17,803.50 : x
2. Step 2: Convert to fraction form
   30,378.76/41,922.72 = 17,803.50/x
3. Step 3: Cross multiply
   30,378.76x = 41,922.72 × 17,803.50
4. Step 4: Simplify right side
   30,378.76x = 746,371,145.52
5. Step 5: Solve for x
   x = 746,371,145.52/30,378.76
6. Step 6: Final answer
   x = 24,568.85