Finding the Third Proportional to 33,821,087.25 and 72,425,138.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,821,087.25 : 72,425,138.25 = 72,425,138.25 : x
2. Step 2: Convert to fraction form
   33,821,087.25/72,425,138.25 = 72,425,138.25/x
3. Step 3: Cross multiply
   33,821,087.25x = 72,425,138.25 × 72,425,138.25
4. Step 4: Simplify right side
   33,821,087.25x = 5,245,400,650,531,613
5. Step 5: Solve for x
   x = 5,245,400,650,531,613/33,821,087.25
6. Step 6: Final answer
   x = 155,092,608.70