Finding the Third Proportional to 188,013 and 287,977.50

Step by Step Solution

1. Step 1: Write the proportion equation
   188,013 : 287,977.50 = 287,977.50 : x
2. Step 2: Convert to fraction form
   188,013/287,977.50 = 287,977.50/x
3. Step 3: Cross multiply
   188,013x = 287,977.50 × 287,977.50
4. Step 4: Simplify right side
   188,013x = 82,931,040,506.25
5. Step 5: Solve for x
   x = 82,931,040,506.25/188,013
6. Step 6: Final answer
   x = 441,092.05