Finding the Fourth Proportional to 30,784.79, 42,483.39 and 17,353.37

Step by Step Solution

1. Step 1: Write the proportion equation
   30,784.79 : 42,483.39 = 17,353.37 : x
2. Step 2: Convert to fraction form
   30,784.79/42,483.39 = 17,353.37/x
3. Step 3: Cross multiply
   30,784.79x = 42,483.39 × 17,353.37
4. Step 4: Simplify right side
   30,784.79x = 737,229,985.52
5. Step 5: Solve for x
   x = 737,229,985.52/30,784.79
6. Step 6: Final answer
   x = 23,947.86