Finding the Third Proportional to 861,974 and 1,364,223

Step by Step Solution

1. Step 1: Write the proportion equation
   861,974 : 1,364,223 = 1,364,223 : x
2. Step 2: Convert to fraction form
   861,974/1,364,223 = 1,364,223/x
3. Step 3: Cross multiply
   861,974x = 1,364,223 × 1,364,223
4. Step 4: Simplify right side
   861,974x = 1,861,104,393,729
5. Step 5: Solve for x
   x = 1,861,104,393,729/861,974
6. Step 6: Final answer
   x = 2,159,118.95