Finding the Third Proportional to 70,325.50 and 143,262

Step by Step Solution

1. Step 1: Write the proportion equation
   70,325.50 : 143,262 = 143,262 : x
2. Step 2: Convert to fraction form
   70,325.50/143,262 = 143,262/x
3. Step 3: Cross multiply
   70,325.50x = 143,262 × 143,262
4. Step 4: Simplify right side
   70,325.50x = 20,524,000,644
5. Step 5: Solve for x
   x = 20,524,000,644/70,325.50
6. Step 6: Final answer
   x = 291,842.94