Finding the Fourth Proportional to 30,724.63, 42,404.02 and 17,298.51

Step by Step Solution

1. Step 1: Write the proportion equation
   30,724.63 : 42,404.02 = 17,298.51 : x
2. Step 2: Convert to fraction form
   30,724.63/42,404.02 = 17,298.51/x
3. Step 3: Cross multiply
   30,724.63x = 42,404.02 × 17,298.51
4. Step 4: Simplify right side
   30,724.63x = 733,526,259.05
5. Step 5: Solve for x
   x = 733,526,259.05/30,724.63
6. Step 6: Final answer
   x = 23,874.21