Finding the Third Proportional to 64,765.50 and 152,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,765.50 : 152,667.50 = 152,667.50 : x
2. Step 2: Convert to fraction form
   64,765.50/152,667.50 = 152,667.50/x
3. Step 3: Cross multiply
   64,765.50x = 152,667.50 × 152,667.50
4. Step 4: Simplify right side
   64,765.50x = 23,307,365,556.25
5. Step 5: Solve for x
   x = 23,307,365,556.25/64,765.50
6. Step 6: Final answer
   x = 359,873.17