Finding the Third Proportional to 33,821,107.50 and 72,425,175

Step by Step Solution

1. Step 1: Write the proportion equation
   33,821,107.50 : 72,425,175 = 72,425,175 : x
2. Step 2: Convert to fraction form
   33,821,107.50/72,425,175 = 72,425,175/x
3. Step 3: Cross multiply
   33,821,107.50x = 72,425,175 × 72,425,175
4. Step 4: Simplify right side
   33,821,107.50x = 5,245,405,973,780,625
5. Step 5: Solve for x
   x = 5,245,405,973,780,625/33,821,107.50
6. Step 6: Final answer
   x = 155,092,673.23