Finding the Third Proportional to 9,103,096,158 and 19,860,185,388

Step by Step Solution

1. Step 1: Write the proportion equation
   9,103,096,158 : 19,860,185,388 = 19,860,185,388 : x
2. Step 2: Convert to fraction form
   9,103,096,158/19,860,185,388 = 19,860,185,388/x
3. Step 3: Cross multiply
   9,103,096,158x = 19,860,185,388 × 19,860,185,388
4. Step 4: Simplify right side
   9,103,096,158x = 394,426,963,645,728,686,080
5. Step 5: Solve for x
   x = 394,426,963,645,728,686,080/9,103,096,158
6. Step 6: Final answer
   x = 43,328,880,284.22