Finding the Third Proportional to 31,342.50 and 43,929

Step by Step Solution

1. Step 1: Write the proportion equation
   31,342.50 : 43,929 = 43,929 : x
2. Step 2: Convert to fraction form
   31,342.50/43,929 = 43,929/x
3. Step 3: Cross multiply
   31,342.50x = 43,929 × 43,929
4. Step 4: Simplify right side
   31,342.50x = 1,929,757,041
5. Step 5: Solve for x
   x = 1,929,757,041/31,342.50
6. Step 6: Final answer
   x = 61,569.98