Finding the Third Proportional to 86,599 and 180,003

Step by Step Solution

1. Step 1: Write the proportion equation
   86,599 : 180,003 = 180,003 : x
2. Step 2: Convert to fraction form
   86,599/180,003 = 180,003/x
3. Step 3: Cross multiply
   86,599x = 180,003 × 180,003
4. Step 4: Simplify right side
   86,599x = 32,401,080,009
5. Step 5: Solve for x
   x = 32,401,080,009/86,599
6. Step 6: Final answer
   x = 374,150.74