Finding the Third Proportional to 1,111.88 and 2,425.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111.88 : 2,425.13 = 2,425.13 : x
2. Step 2: Convert to fraction form
   1,111.88/2,425.13 = 2,425.13/x
3. Step 3: Cross multiply
   1,111.88x = 2,425.13 × 2,425.13
4. Step 4: Simplify right side
   1,111.88x = 5,881,231.27
5. Step 5: Solve for x
   x = 5,881,231.27/1,111.88
6. Step 6: Final answer
   x = 5,289.47