Finding the Third Proportional to 143,044 and 314,095

Step by Step Solution

1. Step 1: Write the proportion equation
   143,044 : 314,095 = 314,095 : x
2. Step 2: Convert to fraction form
   143,044/314,095 = 314,095/x
3. Step 3: Cross multiply
   143,044x = 314,095 × 314,095
4. Step 4: Simplify right side
   143,044x = 98,655,669,025
5. Step 5: Solve for x
   x = 98,655,669,025/143,044
6. Step 6: Final answer
   x = 689,687.57