Finding the Third Proportional to 1,490,862 and 3,217,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490,862 : 3,217,776 = 3,217,776 : x
2. Step 2: Convert to fraction form
   1,490,862/3,217,776 = 3,217,776/x
3. Step 3: Cross multiply
   1,490,862x = 3,217,776 × 3,217,776
4. Step 4: Simplify right side
   1,490,862x = 10,354,082,386,176
5. Step 5: Solve for x
   x = 10,354,082,386,176/1,490,862
6. Step 6: Final answer
   x = 6,945,030.72