Finding the Third Proportional to 538,370 and 1,182,878

Step by Step Solution

1. Step 1: Write the proportion equation
   538,370 : 1,182,878 = 1,182,878 : x
2. Step 2: Convert to fraction form
   538,370/1,182,878 = 1,182,878/x
3. Step 3: Cross multiply
   538,370x = 1,182,878 × 1,182,878
4. Step 4: Simplify right side
   538,370x = 1,399,200,362,884
5. Step 5: Solve for x
   x = 1,399,200,362,884/538,370
6. Step 6: Final answer
   x = 2,598,956.78