Finding the Third Proportional to 1,023,017.87 and 1,422,424.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,023,017.87 : 1,422,424.55 = 1,422,424.55 : x
2. Step 2: Convert to fraction form
   1,023,017.87/1,422,424.55 = 1,422,424.55/x
3. Step 3: Cross multiply
   1,023,017.87x = 1,422,424.55 × 1,422,424.55
4. Step 4: Simplify right side
   1,023,017.87x = 2,023,291,591,552.55
5. Step 5: Solve for x
   x = 2,023,291,591,552.55/1,023,017.87
6. Step 6: Final answer
   x = 1,977,767.59