Finding the Third Proportional to 174,603.94 and 258,633

Step by Step Solution

1. Step 1: Write the proportion equation
   174,603.94 : 258,633 = 258,633 : x
2. Step 2: Convert to fraction form
   174,603.94/258,633 = 258,633/x
3. Step 3: Cross multiply
   174,603.94x = 258,633 × 258,633
4. Step 4: Simplify right side
   174,603.94x = 66,891,028,689
5. Step 5: Solve for x
   x = 66,891,028,689/174,603.94
6. Step 6: Final answer
   x = 383,101.49