Finding the Third Proportional to 43,161.75 and 89,320.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,161.75 : 89,320.50 = 89,320.50 : x
2. Step 2: Convert to fraction form
   43,161.75/89,320.50 = 89,320.50/x
3. Step 3: Cross multiply
   43,161.75x = 89,320.50 × 89,320.50
4. Step 4: Simplify right side
   43,161.75x = 7,978,151,720.25
5. Step 5: Solve for x
   x = 7,978,151,720.25/43,161.75
6. Step 6: Final answer
   x = 184,843.10