Finding the Third Proportional to 593,188 and 1,279,688

Step by Step Solution

1. Step 1: Write the proportion equation
   593,188 : 1,279,688 = 1,279,688 : x
2. Step 2: Convert to fraction form
   593,188/1,279,688 = 1,279,688/x
3. Step 3: Cross multiply
   593,188x = 1,279,688 × 1,279,688
4. Step 4: Simplify right side
   593,188x = 1,637,601,377,344
5. Step 5: Solve for x
   x = 1,637,601,377,344/593,188
6. Step 6: Final answer
   x = 2,760,678.53