Finding the Third Proportional to 754,042 and 1,640,762

Step by Step Solution

1. Step 1: Write the proportion equation
   754,042 : 1,640,762 = 1,640,762 : x
2. Step 2: Convert to fraction form
   754,042/1,640,762 = 1,640,762/x
3. Step 3: Cross multiply
   754,042x = 1,640,762 × 1,640,762
4. Step 4: Simplify right side
   754,042x = 2,692,099,940,644
5. Step 5: Solve for x
   x = 2,692,099,940,644/754,042
6. Step 6: Final answer
   x = 3,570,225.45