Finding the Third Proportional to 123,108 and 265,047

Step by Step Solution

1. Step 1: Write the proportion equation
   123,108 : 265,047 = 265,047 : x
2. Step 2: Convert to fraction form
   123,108/265,047 = 265,047/x
3. Step 3: Cross multiply
   123,108x = 265,047 × 265,047
4. Step 4: Simplify right side
   123,108x = 70,249,912,209
5. Step 5: Solve for x
   x = 70,249,912,209/123,108
6. Step 6: Final answer
   x = 570,636.45