Finding the Third Proportional to 89,031,597 and 193,291,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,031,597 : 193,291,072.50 = 193,291,072.50 : x
2. Step 2: Convert to fraction form
   89,031,597/193,291,072.50 = 193,291,072.50/x
3. Step 3: Cross multiply
   89,031,597x = 193,291,072.50 × 193,291,072.50
4. Step 4: Simplify right side
   89,031,597x = 37,361,438,708,200,256
5. Step 5: Solve for x
   x = 37,361,438,708,200,256/89,031,597
6. Step 6: Final answer
   x = 419,642,463.65