Finding the Third Proportional to 71,627.63 and 109,081.69

Step by Step Solution

1. Step 1: Write the proportion equation
   71,627.63 : 109,081.69 = 109,081.69 : x
2. Step 2: Convert to fraction form
   71,627.63/109,081.69 = 109,081.69/x
3. Step 3: Cross multiply
   71,627.63x = 109,081.69 × 109,081.69
4. Step 4: Simplify right side
   71,627.63x = 11,898,814,547.85
5. Step 5: Solve for x
   x = 11,898,814,547.85/71,627.63
6. Step 6: Final answer
   x = 166,120.47