Finding the Third Proportional to 2,484.28 and 5,435.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484.28 : 5,435.63 = 5,435.63 : x
2. Step 2: Convert to fraction form
   2,484.28/5,435.63 = 5,435.63/x
3. Step 3: Cross multiply
   2,484.28x = 5,435.63 × 5,435.63
4. Step 4: Simplify right side
   2,484.28x = 29,546,019.14
5. Step 5: Solve for x
   x = 29,546,019.14/2,484.28
6. Step 6: Final answer
   x = 11,893.19