Finding the Third Proportional to 603,264,425.63 and 1,298,969,949.38

Step by Step Solution

1. Step 1: Write the proportion equation
   603,264,425.63 : 1,298,969,949.38 = 1,298,969,949.38 : x
2. Step 2: Convert to fraction form
   603,264,425.63/1,298,969,949.38 = 1,298,969,949.38/x
3. Step 3: Cross multiply
   603,264,425.63x = 1,298,969,949.38 × 1,298,969,949.38
4. Step 4: Simplify right side
   603,264,425.63x = 1,687,322,929,379,290,112
5. Step 5: Solve for x
   x = 1,687,322,929,379,290,112/603,264,425.63
6. Step 6: Final answer
   x = 2,796,987,287.34