Finding the Fourth Proportional to 33,030, 45,581.40 and 18,126

Step by Step Solution

1. Step 1: Write the proportion equation
   33,030 : 45,581.40 = 18,126 : x
2. Step 2: Convert to fraction form
   33,030/45,581.40 = 18,126/x
3. Step 3: Cross multiply
   33,030x = 45,581.40 × 18,126
4. Step 4: Simplify right side
   33,030x = 826,208,456.40
5. Step 5: Solve for x
   x = 826,208,456.40/33,030
6. Step 6: Final answer
   x = 25,013.88