Finding the Third Proportional to 19,675,580,227 and 42,486,373,325

Step by Step Solution

1. Step 1: Write the proportion equation
   19,675,580,227 : 42,486,373,325 = 42,486,373,325 : x
2. Step 2: Convert to fraction form
   19,675,580,227/42,486,373,325 = 42,486,373,325/x
3. Step 3: Cross multiply
   19,675,580,227x = 42,486,373,325 × 42,486,373,325
4. Step 4: Simplify right side
   19,675,580,227x = 1,805,091,918,311,271,432,192
5. Step 5: Solve for x
   x = 1,805,091,918,311,271,432,192/19,675,580,227
6. Step 6: Final answer
   x = 91,742,754,088.35