Finding the Third Proportional to 84,456 and 179,784

Step by Step Solution

1. Step 1: Write the proportion equation
   84,456 : 179,784 = 179,784 : x
2. Step 2: Convert to fraction form
   84,456/179,784 = 179,784/x
3. Step 3: Cross multiply
   84,456x = 179,784 × 179,784
4. Step 4: Simplify right side
   84,456x = 32,322,286,656
5. Step 5: Solve for x
   x = 32,322,286,656/84,456
6. Step 6: Final answer
   x = 382,711.55