Finding the Third Proportional to 67,556.50 and 147,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,556.50 : 147,003.50 = 147,003.50 : x
2. Step 2: Convert to fraction form
   67,556.50/147,003.50 = 147,003.50/x
3. Step 3: Cross multiply
   67,556.50x = 147,003.50 × 147,003.50
4. Step 4: Simplify right side
   67,556.50x = 21,610,029,012.25
5. Step 5: Solve for x
   x = 21,610,029,012.25/67,556.50
6. Step 6: Final answer
   x = 319,880.83