Finding the Third Proportional to 123,248 and 265,496

Step by Step Solution

1. Step 1: Write the proportion equation
   123,248 : 265,496 = 265,496 : x
2. Step 2: Convert to fraction form
   123,248/265,496 = 265,496/x
3. Step 3: Cross multiply
   123,248x = 265,496 × 265,496
4. Step 4: Simplify right side
   123,248x = 70,488,126,016
5. Step 5: Solve for x
   x = 70,488,126,016/123,248
6. Step 6: Final answer
   x = 571,921.05