Finding the Fourth Proportional to 30,654, 42,302.56 and 17,406

Step by Step Solution

1. Step 1: Write the proportion equation
   30,654 : 42,302.56 = 17,406 : x
2. Step 2: Convert to fraction form
   30,654/42,302.56 = 17,406/x
3. Step 3: Cross multiply
   30,654x = 42,302.56 × 17,406
4. Step 4: Simplify right side
   30,654x = 736,318,359.36
5. Step 5: Solve for x
   x = 736,318,359.36/30,654
6. Step 6: Final answer
   x = 24,020.30