Finding the Third Proportional to 142,870.74 and 195,914.70

Step by Step Solution

1. Step 1: Write the proportion equation
   142,870.74 : 195,914.70 = 195,914.70 : x
2. Step 2: Convert to fraction form
   142,870.74/195,914.70 = 195,914.70/x
3. Step 3: Cross multiply
   142,870.74x = 195,914.70 × 195,914.70
4. Step 4: Simplify right side
   142,870.74x = 38,382,570,063.52
5. Step 5: Solve for x
   x = 38,382,570,063.52/142,870.74
6. Step 6: Final answer
   x = 268,652.42