Finding the Third Proportional to 319,236 and 476,085.38

Step by Step Solution

1. Step 1: Write the proportion equation
   319,236 : 476,085.38 = 476,085.38 : x
2. Step 2: Convert to fraction form
   319,236/476,085.38 = 476,085.38/x
3. Step 3: Cross multiply
   319,236x = 476,085.38 × 476,085.38
4. Step 4: Simplify right side
   319,236x = 226,657,284,288.89
5. Step 5: Solve for x
   x = 226,657,284,288.89/319,236
6. Step 6: Final answer
   x = 709,999.14