Finding the Third Proportional to 500,378 and 1,021,132

Step by Step Solution

1. Step 1: Write the proportion equation
   500,378 : 1,021,132 = 1,021,132 : x
2. Step 2: Convert to fraction form
   500,378/1,021,132 = 1,021,132/x
3. Step 3: Cross multiply
   500,378x = 1,021,132 × 1,021,132
4. Step 4: Simplify right side
   500,378x = 1,042,710,561,424
5. Step 5: Solve for x
   x = 1,042,710,561,424/500,378
6. Step 6: Final answer
   x = 2,083,845.74