Finding the Third Proportional to 1,007,497 and 2,128,710

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,497 : 2,128,710 = 2,128,710 : x
2. Step 2: Convert to fraction form
   1,007,497/2,128,710 = 2,128,710/x
3. Step 3: Cross multiply
   1,007,497x = 2,128,710 × 2,128,710
4. Step 4: Simplify right side
   1,007,497x = 4,531,406,264,100
5. Step 5: Solve for x
   x = 4,531,406,264,100/1,007,497
6. Step 6: Final answer
   x = 4,497,687.10