Finding the Third Proportional to 157,927.50 and 248,166

Step by Step Solution

1. Step 1: Write the proportion equation
   157,927.50 : 248,166 = 248,166 : x
2. Step 2: Convert to fraction form
   157,927.50/248,166 = 248,166/x
3. Step 3: Cross multiply
   157,927.50x = 248,166 × 248,166
4. Step 4: Simplify right side
   157,927.50x = 61,586,363,556
5. Step 5: Solve for x
   x = 61,586,363,556/157,927.50
6. Step 6: Final answer
   x = 389,966.05