Finding the Third Proportional to 1,010,457 and 2,182,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,457 : 2,182,840 = 2,182,840 : x
2. Step 2: Convert to fraction form
   1,010,457/2,182,840 = 2,182,840/x
3. Step 3: Cross multiply
   1,010,457x = 2,182,840 × 2,182,840
4. Step 4: Simplify right side
   1,010,457x = 4,764,790,465,600
5. Step 5: Solve for x
   x = 4,764,790,465,600/1,010,457
6. Step 6: Final answer
   x = 4,715,480.68