Finding the Third Proportional to 1,111,109 and 1,573,243

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,109 : 1,573,243 = 1,573,243 : x
2. Step 2: Convert to fraction form
   1,111,109/1,573,243 = 1,573,243/x
3. Step 3: Cross multiply
   1,111,109x = 1,573,243 × 1,573,243
4. Step 4: Simplify right side
   1,111,109x = 2,475,093,537,049
5. Step 5: Solve for x
   x = 2,475,093,537,049/1,111,109
6. Step 6: Final answer
   x = 2,227,588.42