Finding the Third Proportional to 266,616 and 375,030

Step by Step Solution

1. Step 1: Write the proportion equation
   266,616 : 375,030 = 375,030 : x
2. Step 2: Convert to fraction form
   266,616/375,030 = 375,030/x
3. Step 3: Cross multiply
   266,616x = 375,030 × 375,030
4. Step 4: Simplify right side
   266,616x = 140,647,500,900
5. Step 5: Solve for x
   x = 140,647,500,900/266,616
6. Step 6: Final answer
   x = 527,528.36