Finding the Third Proportional to 245,115 and 334,167.75

Step by Step Solution

1. Step 1: Write the proportion equation
   245,115 : 334,167.75 = 334,167.75 : x
2. Step 2: Convert to fraction form
   245,115/334,167.75 = 334,167.75/x
3. Step 3: Cross multiply
   245,115x = 334,167.75 × 334,167.75
4. Step 4: Simplify right side
   245,115x = 111,668,085,140.06
5. Step 5: Solve for x
   x = 111,668,085,140.06/245,115
6. Step 6: Final answer
   x = 455,574.26