Finding the Third Proportional to 112,802 and 174,387

Step by Step Solution

1. Step 1: Write the proportion equation
   112,802 : 174,387 = 174,387 : x
2. Step 2: Convert to fraction form
   112,802/174,387 = 174,387/x
3. Step 3: Cross multiply
   112,802x = 174,387 × 174,387
4. Step 4: Simplify right side
   112,802x = 30,410,825,769
5. Step 5: Solve for x
   x = 30,410,825,769/112,802
6. Step 6: Final answer
   x = 269,594.74