Finding the Third Proportional to 997,260,024 and 1,490,308,488

Step by Step Solution

1. Step 1: Write the proportion equation
   997,260,024 : 1,490,308,488 = 1,490,308,488 : x
2. Step 2: Convert to fraction form
   997,260,024/1,490,308,488 = 1,490,308,488/x
3. Step 3: Cross multiply
   997,260,024x = 1,490,308,488 × 1,490,308,488
4. Step 4: Simplify right side
   997,260,024x = 2,221,019,389,404,846,080
5. Step 5: Solve for x
   x = 2,221,019,389,404,846,080/997,260,024
6. Step 6: Final answer
   x = 2,227,121,649.27