Finding the Third Proportional to 552,128 and 1,191,244

Step by Step Solution

1. Step 1: Write the proportion equation
   552,128 : 1,191,244 = 1,191,244 : x
2. Step 2: Convert to fraction form
   552,128/1,191,244 = 1,191,244/x
3. Step 3: Cross multiply
   552,128x = 1,191,244 × 1,191,244
4. Step 4: Simplify right side
   552,128x = 1,419,062,267,536
5. Step 5: Solve for x
   x = 1,419,062,267,536/552,128
6. Step 6: Final answer
   x = 2,570,169.00