Finding the Third Proportional to 89,676,019 and 193,105,580

Step by Step Solution

1. Step 1: Write the proportion equation
   89,676,019 : 193,105,580 = 193,105,580 : x
2. Step 2: Convert to fraction form
   89,676,019/193,105,580 = 193,105,580/x
3. Step 3: Cross multiply
   89,676,019x = 193,105,580 × 193,105,580
4. Step 4: Simplify right side
   89,676,019x = 37,289,765,027,136,400
5. Step 5: Solve for x
   x = 37,289,765,027,136,400/89,676,019
6. Step 6: Final answer
   x = 415,827,614.15