Finding the Third Proportional to 174,730.50 and 276,174

Step by Step Solution

1. Step 1: Write the proportion equation
   174,730.50 : 276,174 = 276,174 : x
2. Step 2: Convert to fraction form
   174,730.50/276,174 = 276,174/x
3. Step 3: Cross multiply
   174,730.50x = 276,174 × 276,174
4. Step 4: Simplify right side
   174,730.50x = 76,272,078,276
5. Step 5: Solve for x
   x = 76,272,078,276/174,730.50
6. Step 6: Final answer
   x = 436,512.68