Finding the Third Proportional to 2,528.44 and 5,345.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.44 : 5,345.16 = 5,345.16 : x
2. Step 2: Convert to fraction form
   2,528.44/5,345.16 = 5,345.16/x
3. Step 3: Cross multiply
   2,528.44x = 5,345.16 × 5,345.16
4. Step 4: Simplify right side
   2,528.44x = 28,570,695.34
5. Step 5: Solve for x
   x = 28,570,695.34/2,528.44
6. Step 6: Final answer
   x = 11,299.74