Finding the Third Proportional to 132,075 and 278,725.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,075 : 278,725.50 = 278,725.50 : x
2. Step 2: Convert to fraction form
   132,075/278,725.50 = 278,725.50/x
3. Step 3: Cross multiply
   132,075x = 278,725.50 × 278,725.50
4. Step 4: Simplify right side
   132,075x = 77,687,904,350.25
5. Step 5: Solve for x
   x = 77,687,904,350.25/132,075
6. Step 6: Final answer
   x = 588,210.52