Finding the Third Proportional to 123,152.25 and 264,721.88

Step by Step Solution

1. Step 1: Write the proportion equation
   123,152.25 : 264,721.88 = 264,721.88 : x
2. Step 2: Convert to fraction form
   123,152.25/264,721.88 = 264,721.88/x
3. Step 3: Cross multiply
   123,152.25x = 264,721.88 × 264,721.88
4. Step 4: Simplify right side
   123,152.25x = 70,077,671,103.52
5. Step 5: Solve for x
   x = 70,077,671,103.52/123,152.25
6. Step 6: Final answer
   x = 569,032.81