Finding the Third Proportional to 3,699,449,487 and 5,345,065,449

Step by Step Solution

1. Step 1: Write the proportion equation
   3,699,449,487 : 5,345,065,449 = 5,345,065,449 : x
2. Step 2: Convert to fraction form
   3,699,449,487/5,345,065,449 = 5,345,065,449/x
3. Step 3: Cross multiply
   3,699,449,487x = 5,345,065,449 × 5,345,065,449
4. Step 4: Simplify right side
   3,699,449,487x = 28,569,724,654,093,570,048
5. Step 5: Solve for x
   x = 28,569,724,654,093,570,048/3,699,449,487
6. Step 6: Final answer
   x = 7,722,696,242.91