Finding the Third Proportional to 79,200 and 164,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,200 : 164,929.50 = 164,929.50 : x
2. Step 2: Convert to fraction form
   79,200/164,929.50 = 164,929.50/x
3. Step 3: Cross multiply
   79,200x = 164,929.50 × 164,929.50
4. Step 4: Simplify right side
   79,200x = 27,201,739,970.25
5. Step 5: Solve for x
   x = 27,201,739,970.25/79,200
6. Step 6: Final answer
   x = 343,456.31