Finding the Third Proportional to 86,003 and 182,454.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,003 : 182,454.50 = 182,454.50 : x
2. Step 2: Convert to fraction form
   86,003/182,454.50 = 182,454.50/x
3. Step 3: Cross multiply
   86,003x = 182,454.50 × 182,454.50
4. Step 4: Simplify right side
   86,003x = 33,289,644,570.25
5. Step 5: Solve for x
   x = 33,289,644,570.25/86,003
6. Step 6: Final answer
   x = 387,075.39