Finding the Third Proportional to 69,152 and 150,870

Step by Step Solution

1. Step 1: Write the proportion equation
   69,152 : 150,870 = 150,870 : x
2. Step 2: Convert to fraction form
   69,152/150,870 = 150,870/x
3. Step 3: Cross multiply
   69,152x = 150,870 × 150,870
4. Step 4: Simplify right side
   69,152x = 22,761,756,900
5. Step 5: Solve for x
   x = 22,761,756,900/69,152
6. Step 6: Final answer
   x = 329,155.44