Finding the Fourth Proportional to 30,112, 41,554.56 and 18,336

Step by Step Solution

1. Step 1: Write the proportion equation
   30,112 : 41,554.56 = 18,336 : x
2. Step 2: Convert to fraction form
   30,112/41,554.56 = 18,336/x
3. Step 3: Cross multiply
   30,112x = 41,554.56 × 18,336
4. Step 4: Simplify right side
   30,112x = 761,944,412.16
5. Step 5: Solve for x
   x = 761,944,412.16/30,112
6. Step 6: Final answer
   x = 25,303.68