Finding the Third Proportional to 28,068 and 64,974

Step by Step Solution

1. Step 1: Write the proportion equation
   28,068 : 64,974 = 64,974 : x
2. Step 2: Convert to fraction form
   28,068/64,974 = 64,974/x
3. Step 3: Cross multiply
   28,068x = 64,974 × 64,974
4. Step 4: Simplify right side
   28,068x = 4,221,620,676
5. Step 5: Solve for x
   x = 4,221,620,676/28,068
6. Step 6: Final answer
   x = 150,406.89