Finding the Third Proportional to 621,097 and 940,960

Step by Step Solution

1. Step 1: Write the proportion equation
   621,097 : 940,960 = 940,960 : x
2. Step 2: Convert to fraction form
   621,097/940,960 = 940,960/x
3. Step 3: Cross multiply
   621,097x = 940,960 × 940,960
4. Step 4: Simplify right side
   621,097x = 885,405,721,600
5. Step 5: Solve for x
   x = 885,405,721,600/621,097
6. Step 6: Final answer
   x = 1,425,551.44