Finding the Third Proportional to 1,111,515 and 1,722,184.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,515 : 1,722,184.50 = 1,722,184.50 : x
2. Step 2: Convert to fraction form
   1,111,515/1,722,184.50 = 1,722,184.50/x
3. Step 3: Cross multiply
   1,111,515x = 1,722,184.50 × 1,722,184.50
4. Step 4: Simplify right side
   1,111,515x = 2,965,919,452,040.25
5. Step 5: Solve for x
   x = 2,965,919,452,040.25/1,111,515
6. Step 6: Final answer
   x = 2,668,357.56