Finding the Third Proportional to 271,345.50 and 587,889

Step by Step Solution

1. Step 1: Write the proportion equation
   271,345.50 : 587,889 = 587,889 : x
2. Step 2: Convert to fraction form
   271,345.50/587,889 = 587,889/x
3. Step 3: Cross multiply
   271,345.50x = 587,889 × 587,889
4. Step 4: Simplify right side
   271,345.50x = 345,613,476,321
5. Step 5: Solve for x
   x = 345,613,476,321/271,345.50
6. Step 6: Final answer
   x = 1,273,702.63