Finding the Third Proportional to 79,388,188 and 170,263,055

Step by Step Solution

1. Step 1: Write the proportion equation
   79,388,188 : 170,263,055 = 170,263,055 : x
2. Step 2: Convert to fraction form
   79,388,188/170,263,055 = 170,263,055/x
3. Step 3: Cross multiply
   79,388,188x = 170,263,055 × 170,263,055
4. Step 4: Simplify right side
   79,388,188x = 28,989,507,897,933,024
5. Step 5: Solve for x
   x = 28,989,507,897,933,024/79,388,188
6. Step 6: Final answer
   x = 365,161,475.89