Finding the Third Proportional to 143,714 and 294,340

Step by Step Solution

1. Step 1: Write the proportion equation
   143,714 : 294,340 = 294,340 : x
2. Step 2: Convert to fraction form
   143,714/294,340 = 294,340/x
3. Step 3: Cross multiply
   143,714x = 294,340 × 294,340
4. Step 4: Simplify right side
   143,714x = 86,636,035,600
5. Step 5: Solve for x
   x = 86,636,035,600/143,714
6. Step 6: Final answer
   x = 602,836.44