Finding the Third Proportional to 143,802 and 217,714.50

Step by Step Solution

1. Step 1: Write the proportion equation
   143,802 : 217,714.50 = 217,714.50 : x
2. Step 2: Convert to fraction form
   143,802/217,714.50 = 217,714.50/x
3. Step 3: Cross multiply
   143,802x = 217,714.50 × 217,714.50
4. Step 4: Simplify right side
   143,802x = 47,399,603,510.25
5. Step 5: Solve for x
   x = 47,399,603,510.25/143,802
6. Step 6: Final answer
   x = 329,617.14