Finding the Third Proportional to 128,301.50 and 184,813

Step by Step Solution

1. Step 1: Write the proportion equation
   128,301.50 : 184,813 = 184,813 : x
2. Step 2: Convert to fraction form
   128,301.50/184,813 = 184,813/x
3. Step 3: Cross multiply
   128,301.50x = 184,813 × 184,813
4. Step 4: Simplify right side
   128,301.50x = 34,155,844,969
5. Step 5: Solve for x
   x = 34,155,844,969/128,301.50
6. Step 6: Final answer
   x = 266,215.48