Finding the Third Proportional to 33,858 and 72,919.13

Step by Step Solution

1. Step 1: Write the proportion equation
   33,858 : 72,919.13 = 72,919.13 : x
2. Step 2: Convert to fraction form
   33,858/72,919.13 = 72,919.13/x
3. Step 3: Cross multiply
   33,858x = 72,919.13 × 72,919.13
4. Step 4: Simplify right side
   33,858x = 5,317,198,790.77
5. Step 5: Solve for x
   x = 5,317,198,790.77/33,858
6. Step 6: Final answer
   x = 157,044.09