Finding the Third Proportional to 1,143,144 and 1,567,498

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,144 : 1,567,498 = 1,567,498 : x
2. Step 2: Convert to fraction form
   1,143,144/1,567,498 = 1,567,498/x
3. Step 3: Cross multiply
   1,143,144x = 1,567,498 × 1,567,498
4. Step 4: Simplify right side
   1,143,144x = 2,457,049,980,004
5. Step 5: Solve for x
   x = 2,457,049,980,004/1,143,144
6. Step 6: Final answer
   x = 2,149,379.24