Finding the Third Proportional to 142,875 and 305,434.50

Step by Step Solution

1. Step 1: Write the proportion equation
   142,875 : 305,434.50 = 305,434.50 : x
2. Step 2: Convert to fraction form
   142,875/305,434.50 = 305,434.50/x
3. Step 3: Cross multiply
   142,875x = 305,434.50 × 305,434.50
4. Step 4: Simplify right side
   142,875x = 93,290,233,790.25
5. Step 5: Solve for x
   x = 93,290,233,790.25/142,875
6. Step 6: Final answer
   x = 652,950.02