Finding the Third Proportional to 2,507.63 and 5,440.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507.63 : 5,440.50 = 5,440.50 : x
2. Step 2: Convert to fraction form
   2,507.63/5,440.50 = 5,440.50/x
3. Step 3: Cross multiply
   2,507.63x = 5,440.50 × 5,440.50
4. Step 4: Simplify right side
   2,507.63x = 29,599,040.25
5. Step 5: Solve for x
   x = 29,599,040.25/2,507.63
6. Step 6: Final answer
   x = 11,803.62