Finding the Third Proportional to 1,009,854 and 2,177,172

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,854 : 2,177,172 = 2,177,172 : x
2. Step 2: Convert to fraction form
   1,009,854/2,177,172 = 2,177,172/x
3. Step 3: Cross multiply
   1,009,854x = 2,177,172 × 2,177,172
4. Step 4: Simplify right side
   1,009,854x = 4,740,077,917,584
5. Step 5: Solve for x
   x = 4,740,077,917,584/1,009,854
6. Step 6: Final answer
   x = 4,693,824.97