Finding the Third Proportional to 1,009,356 and 2,132,442

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,356 : 2,132,442 = 2,132,442 : x
2. Step 2: Convert to fraction form
   1,009,356/2,132,442 = 2,132,442/x
3. Step 3: Cross multiply
   1,009,356x = 2,132,442 × 2,132,442
4. Step 4: Simplify right side
   1,009,356x = 4,547,308,883,364
5. Step 5: Solve for x
   x = 4,547,308,883,364/1,009,356
6. Step 6: Final answer
   x = 4,505,158.62