Finding the Third Proportional to 33,003,994.50 and 71,687,673

Step by Step Solution

1. Step 1: Write the proportion equation
   33,003,994.50 : 71,687,673 = 71,687,673 : x
2. Step 2: Convert to fraction form
   33,003,994.50/71,687,673 = 71,687,673/x
3. Step 3: Cross multiply
   33,003,994.50x = 71,687,673 × 71,687,673
4. Step 4: Simplify right side
   33,003,994.50x = 5,139,122,460,154,929
5. Step 5: Solve for x
   x = 5,139,122,460,154,929/33,003,994.50
6. Step 6: Final answer
   x = 155,712,135.39