Finding the Third Proportional to 165,297.50 and 245,516

Step by Step Solution

1. Step 1: Write the proportion equation
   165,297.50 : 245,516 = 245,516 : x
2. Step 2: Convert to fraction form
   165,297.50/245,516 = 245,516/x
3. Step 3: Cross multiply
   165,297.50x = 245,516 × 245,516
4. Step 4: Simplify right side
   165,297.50x = 60,278,106,256
5. Step 5: Solve for x
   x = 60,278,106,256/165,297.50
6. Step 6: Final answer
   x = 364,664.36