Finding the Third Proportional to 72,075 and 149,886

Step by Step Solution

1. Step 1: Write the proportion equation
   72,075 : 149,886 = 149,886 : x
2. Step 2: Convert to fraction form
   72,075/149,886 = 149,886/x
3. Step 3: Cross multiply
   72,075x = 149,886 × 149,886
4. Step 4: Simplify right side
   72,075x = 22,465,812,996
5. Step 5: Solve for x
   x = 22,465,812,996/72,075
6. Step 6: Final answer
   x = 311,700.49