Finding the Third Proportional to 866,864 and 1,150,236

Step by Step Solution

1. Step 1: Write the proportion equation
   866,864 : 1,150,236 = 1,150,236 : x
2. Step 2: Convert to fraction form
   866,864/1,150,236 = 1,150,236/x
3. Step 3: Cross multiply
   866,864x = 1,150,236 × 1,150,236
4. Step 4: Simplify right side
   866,864x = 1,323,042,855,696
5. Step 5: Solve for x
   x = 1,323,042,855,696/866,864
6. Step 6: Final answer
   x = 1,526,240.40