Finding the Third Proportional to 28,459.13 and 43,971.89

Step by Step Solution

1. Step 1: Write the proportion equation
   28,459.13 : 43,971.89 = 43,971.89 : x
2. Step 2: Convert to fraction form
   28,459.13/43,971.89 = 43,971.89/x
3. Step 3: Cross multiply
   28,459.13x = 43,971.89 × 43,971.89
4. Step 4: Simplify right side
   28,459.13x = 1,933,527,165.14
5. Step 5: Solve for x
   x = 1,933,527,165.14/28,459.13
6. Step 6: Final answer
   x = 67,940.50