Finding the Third Proportional to 300,912 and 476,028

Step by Step Solution

1. Step 1: Write the proportion equation
   300,912 : 476,028 = 476,028 : x
2. Step 2: Convert to fraction form
   300,912/476,028 = 476,028/x
3. Step 3: Cross multiply
   300,912x = 476,028 × 476,028
4. Step 4: Simplify right side
   300,912x = 226,602,656,784
5. Step 5: Solve for x
   x = 226,602,656,784/300,912
6. Step 6: Final answer
   x = 753,052.91