Finding the Third Proportional to 110,390 and 175,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   110,390 : 175,085.50 = 175,085.50 : x
2. Step 2: Convert to fraction form
   110,390/175,085.50 = 175,085.50/x
3. Step 3: Cross multiply
   110,390x = 175,085.50 × 175,085.50
4. Step 4: Simplify right side
   110,390x = 30,654,932,310.25
5. Step 5: Solve for x
   x = 30,654,932,310.25/110,390
6. Step 6: Final answer
   x = 277,696.64