Finding the Fourth Proportional to 32,631.82, 45,033.69 and 18,487.42

Step by Step Solution

1. Step 1: Write the proportion equation
   32,631.82 : 45,033.69 = 18,487.42 : x
2. Step 2: Convert to fraction form
   32,631.82/45,033.69 = 18,487.42/x
3. Step 3: Cross multiply
   32,631.82x = 45,033.69 × 18,487.42
4. Step 4: Simplify right side
   32,631.82x = 832,556,741.18
5. Step 5: Solve for x
   x = 832,556,741.18/32,631.82
6. Step 6: Final answer
   x = 25,513.65