Finding the Third Proportional to 545,214 and 1,189,570

Step by Step Solution

1. Step 1: Write the proportion equation
   545,214 : 1,189,570 = 1,189,570 : x
2. Step 2: Convert to fraction form
   545,214/1,189,570 = 1,189,570/x
3. Step 3: Cross multiply
   545,214x = 1,189,570 × 1,189,570
4. Step 4: Simplify right side
   545,214x = 1,415,076,784,900
5. Step 5: Solve for x
   x = 1,415,076,784,900/545,214
6. Step 6: Final answer
   x = 2,595,452.03