Finding the Third Proportional to 151,216 and 353,200

Step by Step Solution

1. Step 1: Write the proportion equation
   151,216 : 353,200 = 353,200 : x
2. Step 2: Convert to fraction form
   151,216/353,200 = 353,200/x
3. Step 3: Cross multiply
   151,216x = 353,200 × 353,200
4. Step 4: Simplify right side
   151,216x = 124,750,240,000
5. Step 5: Solve for x
   x = 124,750,240,000/151,216
6. Step 6: Final answer
   x = 824,980.43