Finding the Third Proportional to 72,435 and 112,066

Step by Step Solution

1. Step 1: Write the proportion equation
   72,435 : 112,066 = 112,066 : x
2. Step 2: Convert to fraction form
   72,435/112,066 = 112,066/x
3. Step 3: Cross multiply
   72,435x = 112,066 × 112,066
4. Step 4: Simplify right side
   72,435x = 12,558,788,356
5. Step 5: Solve for x
   x = 12,558,788,356/72,435
6. Step 6: Final answer
   x = 173,380.11