Finding the Third Proportional to 877,242 and 1,913,028

Step by Step Solution

1. Step 1: Write the proportion equation
   877,242 : 1,913,028 = 1,913,028 : x
2. Step 2: Convert to fraction form
   877,242/1,913,028 = 1,913,028/x
3. Step 3: Cross multiply
   877,242x = 1,913,028 × 1,913,028
4. Step 4: Simplify right side
   877,242x = 3,659,676,128,784
5. Step 5: Solve for x
   x = 3,659,676,128,784/877,242
6. Step 6: Final answer
   x = 4,171,797.67