Finding the Third Proportional to 187,899.75 and 438,514

Step by Step Solution

1. Step 1: Write the proportion equation
   187,899.75 : 438,514 = 438,514 : x
2. Step 2: Convert to fraction form
   187,899.75/438,514 = 438,514/x
3. Step 3: Cross multiply
   187,899.75x = 438,514 × 438,514
4. Step 4: Simplify right side
   187,899.75x = 192,294,528,196
5. Step 5: Solve for x
   x = 192,294,528,196/187,899.75
6. Step 6: Final answer
   x = 1,023,388.95