Finding the Third Proportional to 143,868 and 293,448

Step by Step Solution

1. Step 1: Write the proportion equation
   143,868 : 293,448 = 293,448 : x
2. Step 2: Convert to fraction form
   143,868/293,448 = 293,448/x
3. Step 3: Cross multiply
   143,868x = 293,448 × 293,448
4. Step 4: Simplify right side
   143,868x = 86,111,728,704
5. Step 5: Solve for x
   x = 86,111,728,704/143,868
6. Step 6: Final answer
   x = 598,546.78