Finding the Third Proportional to 1,109,191 and 2,386,507

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,191 : 2,386,507 = 2,386,507 : x
2. Step 2: Convert to fraction form
   1,109,191/2,386,507 = 2,386,507/x
3. Step 3: Cross multiply
   1,109,191x = 2,386,507 × 2,386,507
4. Step 4: Simplify right side
   1,109,191x = 5,695,415,661,049
5. Step 5: Solve for x
   x = 5,695,415,661,049/1,109,191
6. Step 6: Final answer
   x = 5,134,747.45