Finding the Third Proportional to 2,700.50 and 5,905.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.50 : 5,905.75 = 5,905.75 : x
2. Step 2: Convert to fraction form
   2,700.50/5,905.75 = 5,905.75/x
3. Step 3: Cross multiply
   2,700.50x = 5,905.75 × 5,905.75
4. Step 4: Simplify right side
   2,700.50x = 34,877,883.06
5. Step 5: Solve for x
   x = 34,877,883.06/2,700.50
6. Step 6: Final answer
   x = 12,915.34