Finding the Third Proportional to 33,821,077.50 and 72,425,121

Step by Step Solution

1. Step 1: Write the proportion equation
   33,821,077.50 : 72,425,121 = 72,425,121 : x
2. Step 2: Convert to fraction form
   33,821,077.50/72,425,121 = 72,425,121/x
3. Step 3: Cross multiply
   33,821,077.50x = 72,425,121 × 72,425,121
4. Step 4: Simplify right side
   33,821,077.50x = 5,245,398,151,864,641
5. Step 5: Solve for x
   x = 5,245,398,151,864,641/33,821,077.50
6. Step 6: Final answer
   x = 155,092,579.53