Finding the Third Proportional to 215,005 and 334,033.50

Step by Step Solution

1. Step 1: Write the proportion equation
   215,005 : 334,033.50 = 334,033.50 : x
2. Step 2: Convert to fraction form
   215,005/334,033.50 = 334,033.50/x
3. Step 3: Cross multiply
   215,005x = 334,033.50 × 334,033.50
4. Step 4: Simplify right side
   215,005x = 111,578,379,122.25
5. Step 5: Solve for x
   x = 111,578,379,122.25/215,005
6. Step 6: Final answer
   x = 518,957.14