Finding the Third Proportional to 15,678.50 and 33,514.75

Step by Step Solution

1. Step 1: Write the proportion equation
   15,678.50 : 33,514.75 = 33,514.75 : x
2. Step 2: Convert to fraction form
   15,678.50/33,514.75 = 33,514.75/x
3. Step 3: Cross multiply
   15,678.50x = 33,514.75 × 33,514.75
4. Step 4: Simplify right side
   15,678.50x = 1,123,238,467.56
5. Step 5: Solve for x
   x = 1,123,238,467.56/15,678.50
6. Step 6: Final answer
   x = 71,641.96