Finding the Fourth Proportional to 30,894.84, 42,633.20 and 17,465.31

Step by Step Solution

1. Step 1: Write the proportion equation
   30,894.84 : 42,633.20 = 17,465.31 : x
2. Step 2: Convert to fraction form
   30,894.84/42,633.20 = 17,465.31/x
3. Step 3: Cross multiply
   30,894.84x = 42,633.20 × 17,465.31
4. Step 4: Simplify right side
   30,894.84x = 744,602,097.96
5. Step 5: Solve for x
   x = 744,602,097.96/30,894.84
6. Step 6: Final answer
   x = 24,101.18