Finding the Third Proportional to 403,546,671 and 839,300,474.25

Step by Step Solution

1. Step 1: Write the proportion equation
   403,546,671 : 839,300,474.25 = 839,300,474.25 : x
2. Step 2: Convert to fraction form
   403,546,671/839,300,474.25 = 839,300,474.25/x
3. Step 3: Cross multiply
   403,546,671x = 839,300,474.25 × 839,300,474.25
4. Step 4: Simplify right side
   403,546,671x = 704,425,286,076,274,944
5. Step 5: Solve for x
   x = 704,425,286,076,274,944/403,546,671
6. Step 6: Final answer
   x = 1,745,585,670.01