Finding the Fourth Proportional to 30,836, 42,553.68 and 17,588

Step by Step Solution

1. Step 1: Write the proportion equation
   30,836 : 42,553.68 = 17,588 : x
2. Step 2: Convert to fraction form
   30,836/42,553.68 = 17,588/x
3. Step 3: Cross multiply
   30,836x = 42,553.68 × 17,588
4. Step 4: Simplify right side
   30,836x = 748,434,123.84
5. Step 5: Solve for x
   x = 748,434,123.84/30,836
6. Step 6: Final answer
   x = 24,271.44