Finding the Third Proportional to 140,283 and 298,088

Step by Step Solution

1. Step 1: Write the proportion equation
   140,283 : 298,088 = 298,088 : x
2. Step 2: Convert to fraction form
   140,283/298,088 = 298,088/x
3. Step 3: Cross multiply
   140,283x = 298,088 × 298,088
4. Step 4: Simplify right side
   140,283x = 88,856,455,744
5. Step 5: Solve for x
   x = 88,856,455,744/140,283
6. Step 6: Final answer
   x = 633,408.58