Finding the Third Proportional to 1,130,442 and 2,457,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,130,442 : 2,457,228 = 2,457,228 : x
2. Step 2: Convert to fraction form
   1,130,442/2,457,228 = 2,457,228/x
3. Step 3: Cross multiply
   1,130,442x = 2,457,228 × 2,457,228
4. Step 4: Simplify right side
   1,130,442x = 6,037,969,443,984
5. Step 5: Solve for x
   x = 6,037,969,443,984/1,130,442
6. Step 6: Final answer
   x = 5,341,246.56