Finding the Third Proportional to 2,421,279,918 and 5,035,802,589

Step by Step Solution

1. Step 1: Write the proportion equation
   2,421,279,918 : 5,035,802,589 = 5,035,802,589 : x
2. Step 2: Convert to fraction form
   2,421,279,918/5,035,802,589 = 5,035,802,589/x
3. Step 3: Cross multiply
   2,421,279,918x = 5,035,802,589 × 5,035,802,589
4. Step 4: Simplify right side
   2,421,279,918x = 25,359,307,715,379,101,696
5. Step 5: Solve for x
   x = 25,359,307,715,379,101,696/2,421,279,918
6. Step 6: Final answer
   x = 10,473,513,420.26