Finding the Third Proportional to 1,513.50 and 2,054.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.50 : 2,054.25 = 2,054.25 : x
2. Step 2: Convert to fraction form
   1,513.50/2,054.25 = 2,054.25/x
3. Step 3: Cross multiply
   1,513.50x = 2,054.25 × 2,054.25
4. Step 4: Simplify right side
   1,513.50x = 4,219,943.06
5. Step 5: Solve for x
   x = 4,219,943.06/1,513.50
6. Step 6: Final answer
   x = 2,788.20