Finding the Third Proportional to 27,772.50 and 43,015.75

Step by Step Solution

1. Step 1: Write the proportion equation
   27,772.50 : 43,015.75 = 43,015.75 : x
2. Step 2: Convert to fraction form
   27,772.50/43,015.75 = 43,015.75/x
3. Step 3: Cross multiply
   27,772.50x = 43,015.75 × 43,015.75
4. Step 4: Simplify right side
   27,772.50x = 1,850,354,748.06
5. Step 5: Solve for x
   x = 1,850,354,748.06/27,772.50
6. Step 6: Final answer
   x = 66,625.43