Finding the Fourth Proportional to 30,734.18, 42,412.69 and 17,305.39

Step by Step Solution

1. Step 1: Write the proportion equation
   30,734.18 : 42,412.69 = 17,305.39 : x
2. Step 2: Convert to fraction form
   30,734.18/42,412.69 = 17,305.39/x
3. Step 3: Cross multiply
   30,734.18x = 42,412.69 × 17,305.39
4. Step 4: Simplify right side
   30,734.18x = 733,968,216.05
5. Step 5: Solve for x
   x = 733,968,216.05/30,734.18
6. Step 6: Final answer
   x = 23,881.17