Finding the Third Proportional to 79,480,907,680 and 161,297,321,399

Step by Step Solution

1. Step 1: Write the proportion equation
   79,480,907,680 : 161,297,321,399 = 161,297,321,399 : x
2. Step 2: Convert to fraction form
   79,480,907,680/161,297,321,399 = 161,297,321,399/x
3. Step 3: Cross multiply
   79,480,907,680x = 161,297,321,399 × 161,297,321,399
4. Step 4: Simplify right side
   79,480,907,680x = 26,016,825,890,492,301,443,072
5. Step 5: Solve for x
   x = 26,016,825,890,492,301,443,072/79,480,907,680
6. Step 6: Final answer
   x = 327,334,282,532.85