Finding the Third Proportional to 162,392.50 and 354,296

Step by Step Solution

1. Step 1: Write the proportion equation
   162,392.50 : 354,296 = 354,296 : x
2. Step 2: Convert to fraction form
   162,392.50/354,296 = 354,296/x
3. Step 3: Cross multiply
   162,392.50x = 354,296 × 354,296
4. Step 4: Simplify right side
   162,392.50x = 125,525,655,616
5. Step 5: Solve for x
   x = 125,525,655,616/162,392.50
6. Step 6: Final answer
   x = 772,976.93