Finding the Third Proportional to 27,988.50 and 43,340.25

Step by Step Solution

1. Step 1: Write the proportion equation
   27,988.50 : 43,340.25 = 43,340.25 : x
2. Step 2: Convert to fraction form
   27,988.50/43,340.25 = 43,340.25/x
3. Step 3: Cross multiply
   27,988.50x = 43,340.25 × 43,340.25
4. Step 4: Simplify right side
   27,988.50x = 1,878,377,270.06
5. Step 5: Solve for x
   x = 1,878,377,270.06/27,988.50
6. Step 6: Final answer
   x = 67,112.47