Finding the Third Proportional to 117,123 and 248,835

Step by Step Solution

1. Step 1: Write the proportion equation
   117,123 : 248,835 = 248,835 : x
2. Step 2: Convert to fraction form
   117,123/248,835 = 248,835/x
3. Step 3: Cross multiply
   117,123x = 248,835 × 248,835
4. Step 4: Simplify right side
   117,123x = 61,918,857,225
5. Step 5: Solve for x
   x = 61,918,857,225/117,123
6. Step 6: Final answer
   x = 528,665.23