Finding the Third Proportional to 31,099.50 and 43,353

Step by Step Solution

1. Step 1: Write the proportion equation
   31,099.50 : 43,353 = 43,353 : x
2. Step 2: Convert to fraction form
   31,099.50/43,353 = 43,353/x
3. Step 3: Cross multiply
   31,099.50x = 43,353 × 43,353
4. Step 4: Simplify right side
   31,099.50x = 1,879,482,609
5. Step 5: Solve for x
   x = 1,879,482,609/31,099.50
6. Step 6: Final answer
   x = 60,434.50