Finding the Third Proportional to 2,430.84 and 5,301.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430.84 : 5,301.28 = 5,301.28 : x
2. Step 2: Convert to fraction form
   2,430.84/5,301.28 = 5,301.28/x
3. Step 3: Cross multiply
   2,430.84x = 5,301.28 × 5,301.28
4. Step 4: Simplify right side
   2,430.84x = 28,103,582.89
5. Step 5: Solve for x
   x = 28,103,582.89/2,430.84
6. Step 6: Final answer
   x = 11,561.25