Finding the Third Proportional to 12,989.25 and 28,054.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,989.25 : 28,054.13 = 28,054.13 : x
2. Step 2: Convert to fraction form
   12,989.25/28,054.13 = 28,054.13/x
3. Step 3: Cross multiply
   12,989.25x = 28,054.13 × 28,054.13
4. Step 4: Simplify right side
   12,989.25x = 787,033,929.52
5. Step 5: Solve for x
   x = 787,033,929.52/12,989.25
6. Step 6: Final answer
   x = 60,591.18