Finding the Third Proportional to 493.31 and 1,054.13

Step by Step Solution

1. Step 1: Write the proportion equation
   493.31 : 1,054.13 = 1,054.13 : x
2. Step 2: Convert to fraction form
   493.31/1,054.13 = 1,054.13/x
3. Step 3: Cross multiply
   493.31x = 1,054.13 × 1,054.13
4. Step 4: Simplify right side
   493.31x = 1,111,179.52
5. Step 5: Solve for x
   x = 1,111,179.52/493.31
6. Step 6: Final answer
   x = 2,252.49