Finding the Third Proportional to 1,031,946 and 2,188,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,946 : 2,188,776 = 2,188,776 : x
2. Step 2: Convert to fraction form
   1,031,946/2,188,776 = 2,188,776/x
3. Step 3: Cross multiply
   1,031,946x = 2,188,776 × 2,188,776
4. Step 4: Simplify right side
   1,031,946x = 4,790,740,378,176
5. Step 5: Solve for x
   x = 4,790,740,378,176/1,031,946
6. Step 6: Final answer
   x = 4,642,433.21