Finding the Third Proportional to 214,078.50 and 333,373.50

Step by Step Solution

1. Step 1: Write the proportion equation
   214,078.50 : 333,373.50 = 333,373.50 : x
2. Step 2: Convert to fraction form
   214,078.50/333,373.50 = 333,373.50/x
3. Step 3: Cross multiply
   214,078.50x = 333,373.50 × 333,373.50
4. Step 4: Simplify right side
   214,078.50x = 111,137,890,502.25
5. Step 5: Solve for x
   x = 111,137,890,502.25/214,078.50
6. Step 6: Final answer
   x = 519,145.50