Finding the Third Proportional to 73,685,326,945.50 and 113,189,676,756.75

Step by Step Solution

1. Step 1: Write the proportion equation
   73,685,326,945.50 : 113,189,676,756.75 = 113,189,676,756.75 : x
2. Step 2: Convert to fraction form
   73,685,326,945.50/113,189,676,756.75 = 113,189,676,756.75/x
3. Step 3: Cross multiply
   73,685,326,945.50x = 113,189,676,756.75 × 113,189,676,756.75
4. Step 4: Simplify right side
   73,685,326,945.50x = 12,811,902,924,297,550,692,352
5. Step 5: Solve for x
   x = 12,811,902,924,297,550,692,352/73,685,326,945.50
6. Step 6: Final answer
   x = 173,873,190,978.36