Finding the Third Proportional to 1,031,880 and 1,563,399

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,880 : 1,563,399 = 1,563,399 : x
2. Step 2: Convert to fraction form
   1,031,880/1,563,399 = 1,563,399/x
3. Step 3: Cross multiply
   1,031,880x = 1,563,399 × 1,563,399
4. Step 4: Simplify right side
   1,031,880x = 2,444,216,433,201
5. Step 5: Solve for x
   x = 2,444,216,433,201/1,031,880
6. Step 6: Final answer
   x = 2,368,702.21