Finding the Third Proportional to 140,756 and 293,122

Step by Step Solution

1. Step 1: Write the proportion equation
   140,756 : 293,122 = 293,122 : x
2. Step 2: Convert to fraction form
   140,756/293,122 = 293,122/x
3. Step 3: Cross multiply
   140,756x = 293,122 × 293,122
4. Step 4: Simplify right side
   140,756x = 85,920,506,884
5. Step 5: Solve for x
   x = 85,920,506,884/140,756
6. Step 6: Final answer
   x = 610,421.63