Finding the Third Proportional to 73,518 and 109,986

Step by Step Solution

1. Step 1: Write the proportion equation
   73,518 : 109,986 = 109,986 : x
2. Step 2: Convert to fraction form
   73,518/109,986 = 109,986/x
3. Step 3: Cross multiply
   73,518x = 109,986 × 109,986
4. Step 4: Simplify right side
   73,518x = 12,096,920,196
5. Step 5: Solve for x
   x = 12,096,920,196/73,518
6. Step 6: Final answer
   x = 164,543.65