Finding the Third Proportional to 721,844 and 1,009,151

Step by Step Solution

1. Step 1: Write the proportion equation
   721,844 : 1,009,151 = 1,009,151 : x
2. Step 2: Convert to fraction form
   721,844/1,009,151 = 1,009,151/x
3. Step 3: Cross multiply
   721,844x = 1,009,151 × 1,009,151
4. Step 4: Simplify right side
   721,844x = 1,018,385,740,801
5. Step 5: Solve for x
   x = 1,018,385,740,801/721,844
6. Step 6: Final answer
   x = 1,410,811.40