Finding the Third Proportional to 552,272 and 1,191,528

Step by Step Solution

1. Step 1: Write the proportion equation
   552,272 : 1,191,528 = 1,191,528 : x
2. Step 2: Convert to fraction form
   552,272/1,191,528 = 1,191,528/x
3. Step 3: Cross multiply
   552,272x = 1,191,528 × 1,191,528
4. Step 4: Simplify right side
   552,272x = 1,419,738,974,784
5. Step 5: Solve for x
   x = 1,419,738,974,784/552,272
6. Step 6: Final answer
   x = 2,570,724.16