Finding the Third Proportional to 81,838 and 120,066

Step by Step Solution

1. Step 1: Write the proportion equation
   81,838 : 120,066 = 120,066 : x
2. Step 2: Convert to fraction form
   81,838/120,066 = 120,066/x
3. Step 3: Cross multiply
   81,838x = 120,066 × 120,066
4. Step 4: Simplify right side
   81,838x = 14,415,844,356
5. Step 5: Solve for x
   x = 14,415,844,356/81,838
6. Step 6: Final answer
   x = 176,150.99