Finding the Fourth Proportional to 30,458.42, 42,032.34 and 16,846.46

Step by Step Solution

1. Step 1: Write the proportion equation
   30,458.42 : 42,032.34 = 16,846.46 : x
2. Step 2: Convert to fraction form
   30,458.42/42,032.34 = 16,846.46/x
3. Step 3: Cross multiply
   30,458.42x = 42,032.34 × 16,846.46
4. Step 4: Simplify right side
   30,458.42x = 708,096,134.52
5. Step 5: Solve for x
   x = 708,096,134.52/30,458.42
6. Step 6: Final answer
   x = 23,247.96