Finding the Third Proportional to 174,415.25 and 262,901

Step by Step Solution

1. Step 1: Write the proportion equation
   174,415.25 : 262,901 = 262,901 : x
2. Step 2: Convert to fraction form
   174,415.25/262,901 = 262,901/x
3. Step 3: Cross multiply
   174,415.25x = 262,901 × 262,901
4. Step 4: Simplify right side
   174,415.25x = 69,116,935,801
5. Step 5: Solve for x
   x = 69,116,935,801/174,415.25
6. Step 6: Final answer
   x = 396,278.05