Finding the Third Proportional to 572,112 and 1,258,482

Step by Step Solution

1. Step 1: Write the proportion equation
   572,112 : 1,258,482 = 1,258,482 : x
2. Step 2: Convert to fraction form
   572,112/1,258,482 = 1,258,482/x
3. Step 3: Cross multiply
   572,112x = 1,258,482 × 1,258,482
4. Step 4: Simplify right side
   572,112x = 1,583,776,944,324
5. Step 5: Solve for x
   x = 1,583,776,944,324/572,112
6. Step 6: Final answer
   x = 2,768,298.77