Finding the Third Proportional to 30,918.38 and 43,677.56

Step by Step Solution

1. Step 1: Write the proportion equation
   30,918.38 : 43,677.56 = 43,677.56 : x
2. Step 2: Convert to fraction form
   30,918.38/43,677.56 = 43,677.56/x
3. Step 3: Cross multiply
   30,918.38x = 43,677.56 × 43,677.56
4. Step 4: Simplify right side
   30,918.38x = 1,907,729,465.94
5. Step 5: Solve for x
   x = 1,907,729,465.94/30,918.38
6. Step 6: Final answer
   x = 61,702.13