Finding the Third Proportional to 618,156 and 1,303,830

Step by Step Solution

1. Step 1: Write the proportion equation
   618,156 : 1,303,830 = 1,303,830 : x
2. Step 2: Convert to fraction form
   618,156/1,303,830 = 1,303,830/x
3. Step 3: Cross multiply
   618,156x = 1,303,830 × 1,303,830
4. Step 4: Simplify right side
   618,156x = 1,699,972,668,900
5. Step 5: Solve for x
   x = 1,699,972,668,900/618,156
6. Step 6: Final answer
   x = 2,750,070.64