Finding the Third Proportional to 367,075 and 516,928.50

Step by Step Solution

1. Step 1: Write the proportion equation
   367,075 : 516,928.50 = 516,928.50 : x
2. Step 2: Convert to fraction form
   367,075/516,928.50 = 516,928.50/x
3. Step 3: Cross multiply
   367,075x = 516,928.50 × 516,928.50
4. Step 4: Simplify right side
   367,075x = 267,215,074,112.25
5. Step 5: Solve for x
   x = 267,215,074,112.25/367,075
6. Step 6: Final answer
   x = 727,957.70