Finding the Third Proportional to 271,514 and 357,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   271,514 : 357,042.50 = 357,042.50 : x
2. Step 2: Convert to fraction form
   271,514/357,042.50 = 357,042.50/x
3. Step 3: Cross multiply
   271,514x = 357,042.50 × 357,042.50
4. Step 4: Simplify right side
   271,514x = 127,479,346,806.25
5. Step 5: Solve for x
   x = 127,479,346,806.25/271,514
6. Step 6: Final answer
   x = 469,512.98