Finding the Fourth Proportional to 30,798.86, 42,503.87 and 17,369.83

Step by Step Solution

1. Step 1: Write the proportion equation
   30,798.86 : 42,503.87 = 17,369.83 : x
2. Step 2: Convert to fraction form
   30,798.86/42,503.87 = 17,369.83/x
3. Step 3: Cross multiply
   30,798.86x = 42,503.87 × 17,369.83
4. Step 4: Simplify right side
   30,798.86x = 738,284,803.13
5. Step 5: Solve for x
   x = 738,284,803.13/30,798.86
6. Step 6: Final answer
   x = 23,971.18