Finding the Third Proportional to 111,411 and 182,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,411 : 182,890.50 = 182,890.50 : x
2. Step 2: Convert to fraction form
   111,411/182,890.50 = 182,890.50/x
3. Step 3: Cross multiply
   111,411x = 182,890.50 × 182,890.50
4. Step 4: Simplify right side
   111,411x = 33,448,934,990.25
5. Step 5: Solve for x
   x = 33,448,934,990.25/111,411
6. Step 6: Final answer
   x = 300,230.09