Finding the Third Proportional to 13,258.69 and 28,851.19

Step by Step Solution

1. Step 1: Write the proportion equation
   13,258.69 : 28,851.19 = 28,851.19 : x
2. Step 2: Convert to fraction form
   13,258.69/28,851.19 = 28,851.19/x
3. Step 3: Cross multiply
   13,258.69x = 28,851.19 × 28,851.19
4. Step 4: Simplify right side
   13,258.69x = 832,391,020.16
5. Step 5: Solve for x
   x = 832,391,020.16/13,258.69
6. Step 6: Final answer
   x = 62,780.80