Finding the Third Proportional to 72,356 and 112,020

Step by Step Solution

1. Step 1: Write the proportion equation
   72,356 : 112,020 = 112,020 : x
2. Step 2: Convert to fraction form
   72,356/112,020 = 112,020/x
3. Step 3: Cross multiply
   72,356x = 112,020 × 112,020
4. Step 4: Simplify right side
   72,356x = 12,548,480,400
5. Step 5: Solve for x
   x = 12,548,480,400/72,356
6. Step 6: Final answer
   x = 173,426.95