Finding the Third Proportional to 128,047.50 and 184,458.38

Step by Step Solution

1. Step 1: Write the proportion equation
   128,047.50 : 184,458.38 = 184,458.38 : x
2. Step 2: Convert to fraction form
   128,047.50/184,458.38 = 184,458.38/x
3. Step 3: Cross multiply
   128,047.50x = 184,458.38 × 184,458.38
4. Step 4: Simplify right side
   128,047.50x = 34,024,892,107.64
5. Step 5: Solve for x
   x = 34,024,892,107.64/128,047.50
6. Step 6: Final answer
   x = 265,720.86