Finding the Third Proportional to 593,640 and 1,320,156

Step by Step Solution

1. Step 1: Write the proportion equation
   593,640 : 1,320,156 = 1,320,156 : x
2. Step 2: Convert to fraction form
   593,640/1,320,156 = 1,320,156/x
3. Step 3: Cross multiply
   593,640x = 1,320,156 × 1,320,156
4. Step 4: Simplify right side
   593,640x = 1,742,811,864,336
5. Step 5: Solve for x
   x = 1,742,811,864,336/593,640
6. Step 6: Final answer
   x = 2,935,805.98