Finding the Third Proportional to 1,053.75 and 2,431.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053.75 : 2,431.88 = 2,431.88 : x
2. Step 2: Convert to fraction form
   1,053.75/2,431.88 = 2,431.88/x
3. Step 3: Cross multiply
   1,053.75x = 2,431.88 × 2,431.88
4. Step 4: Simplify right side
   1,053.75x = 5,914,016.02
5. Step 5: Solve for x
   x = 5,914,016.02/1,053.75
6. Step 6: Final answer
   x = 5,612.35