Finding the Fourth Proportional to 30,314.76, 41,840.82 and 20,373

Step by Step Solution

1. Step 1: Write the proportion equation
   30,314.76 : 41,840.82 = 20,373 : x
2. Step 2: Convert to fraction form
   30,314.76/41,840.82 = 20,373/x
3. Step 3: Cross multiply
   30,314.76x = 41,840.82 × 20,373
4. Step 4: Simplify right side
   30,314.76x = 852,423,025.86
5. Step 5: Solve for x
   x = 852,423,025.86/30,314.76
6. Step 6: Final answer
   x = 28,119.08