Finding the Third Proportional to 1,109,643.50 and 2,387,823

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,643.50 : 2,387,823 = 2,387,823 : x
2. Step 2: Convert to fraction form
   1,109,643.50/2,387,823 = 2,387,823/x
3. Step 3: Cross multiply
   1,109,643.50x = 2,387,823 × 2,387,823
4. Step 4: Simplify right side
   1,109,643.50x = 5,701,698,679,329
5. Step 5: Solve for x
   x = 5,701,698,679,329/1,109,643.50
6. Step 6: Final answer
   x = 5,138,315.76