Finding the Third Proportional to 553,078 and 1,181,972

Step by Step Solution

1. Step 1: Write the proportion equation
   553,078 : 1,181,972 = 1,181,972 : x
2. Step 2: Convert to fraction form
   553,078/1,181,972 = 1,181,972/x
3. Step 3: Cross multiply
   553,078x = 1,181,972 × 1,181,972
4. Step 4: Simplify right side
   553,078x = 1,397,057,808,784
5. Step 5: Solve for x
   x = 1,397,057,808,784/553,078
6. Step 6: Final answer
   x = 2,525,968.87