Finding the Third Proportional to 2,429,620,172 and 3,628,509,170

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429,620,172 : 3,628,509,170 = 3,628,509,170 : x
2. Step 2: Convert to fraction form
   2,429,620,172/3,628,509,170 = 3,628,509,170/x
3. Step 3: Cross multiply
   2,429,620,172x = 3,628,509,170 × 3,628,509,170
4. Step 4: Simplify right side
   2,429,620,172x = 13,166,078,796,774,088,704
5. Step 5: Solve for x
   x = 13,166,078,796,774,088,704/2,429,620,172
6. Step 6: Final answer
   x = 5,418,986,452.49