Finding the Third Proportional to 1,872,570 and 2,828,538

Step by Step Solution

1. Step 1: Write the proportion equation
   1,872,570 : 2,828,538 = 2,828,538 : x
2. Step 2: Convert to fraction form
   1,872,570/2,828,538 = 2,828,538/x
3. Step 3: Cross multiply
   1,872,570x = 2,828,538 × 2,828,538
4. Step 4: Simplify right side
   1,872,570x = 8,000,627,217,444
5. Step 5: Solve for x
   x = 8,000,627,217,444/1,872,570
6. Step 6: Final answer
   x = 4,272,538.39