Finding the Fourth Proportional to 30,998.37, 42,798.33 and 23,815.48

Step by Step Solution

1. Step 1: Write the proportion equation
   30,998.37 : 42,798.33 = 23,815.48 : x
2. Step 2: Convert to fraction form
   30,998.37/42,798.33 = 23,815.48/x
3. Step 3: Cross multiply
   30,998.37x = 42,798.33 × 23,815.48
4. Step 4: Simplify right side
   30,998.37x = 1,019,262,772.15
5. Step 5: Solve for x
   x = 1,019,262,772.15/30,998.37
6. Step 6: Final answer
   x = 32,881.17