Finding the Third Proportional to 64,066.50 and 140,202

Step by Step Solution

1. Step 1: Write the proportion equation
   64,066.50 : 140,202 = 140,202 : x
2. Step 2: Convert to fraction form
   64,066.50/140,202 = 140,202/x
3. Step 3: Cross multiply
   64,066.50x = 140,202 × 140,202
4. Step 4: Simplify right side
   64,066.50x = 19,656,600,804
5. Step 5: Solve for x
   x = 19,656,600,804/64,066.50
6. Step 6: Final answer
   x = 306,815.59