Finding the Third Proportional to 269,404,078 and 581,918,300

Step by Step Solution

1. Step 1: Write the proportion equation
   269,404,078 : 581,918,300 = 581,918,300 : x
2. Step 2: Convert to fraction form
   269,404,078/581,918,300 = 581,918,300/x
3. Step 3: Cross multiply
   269,404,078x = 581,918,300 × 581,918,300
4. Step 4: Simplify right side
   269,404,078x = 338,628,907,874,889,984
5. Step 5: Solve for x
   x = 338,628,907,874,889,984/269,404,078
6. Step 6: Final answer
   x = 1,256,955,389.80