Finding the Third Proportional to 271,342.50 and 550,074

Step by Step Solution

1. Step 1: Write the proportion equation
   271,342.50 : 550,074 = 550,074 : x
2. Step 2: Convert to fraction form
   271,342.50/550,074 = 550,074/x
3. Step 3: Cross multiply
   271,342.50x = 550,074 × 550,074
4. Step 4: Simplify right side
   271,342.50x = 302,581,405,476
5. Step 5: Solve for x
   x = 302,581,405,476/271,342.50
6. Step 6: Final answer
   x = 1,115,127.21