Finding the Third Proportional to 903,243 and 1,320,955

Step by Step Solution

1. Step 1: Write the proportion equation
   903,243 : 1,320,955 = 1,320,955 : x
2. Step 2: Convert to fraction form
   903,243/1,320,955 = 1,320,955/x
3. Step 3: Cross multiply
   903,243x = 1,320,955 × 1,320,955
4. Step 4: Simplify right side
   903,243x = 1,744,922,112,025
5. Step 5: Solve for x
   x = 1,744,922,112,025/903,243
6. Step 6: Final answer
   x = 1,931,841.28