Finding the Third Proportional to 1,031,260 and 2,220,498

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,260 : 2,220,498 = 2,220,498 : x
2. Step 2: Convert to fraction form
   1,031,260/2,220,498 = 2,220,498/x
3. Step 3: Cross multiply
   1,031,260x = 2,220,498 × 2,220,498
4. Step 4: Simplify right side
   1,031,260x = 4,930,611,368,004
5. Step 5: Solve for x
   x = 4,930,611,368,004/1,031,260
6. Step 6: Final answer
   x = 4,781,152.54