Finding the Third Proportional to 1,317,672 and 1,926,243

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,672 : 1,926,243 = 1,926,243 : x
2. Step 2: Convert to fraction form
   1,317,672/1,926,243 = 1,926,243/x
3. Step 3: Cross multiply
   1,317,672x = 1,926,243 × 1,926,243
4. Step 4: Simplify right side
   1,317,672x = 3,710,412,095,049
5. Step 5: Solve for x
   x = 3,710,412,095,049/1,317,672
6. Step 6: Final answer
   x = 2,815,884.45