Finding the Third Proportional to 13,440.94 and 28,419.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,440.94 : 28,419.61 = 28,419.61 : x
2. Step 2: Convert to fraction form
   13,440.94/28,419.61 = 28,419.61/x
3. Step 3: Cross multiply
   13,440.94x = 28,419.61 × 28,419.61
4. Step 4: Simplify right side
   13,440.94x = 807,674,197.03
5. Step 5: Solve for x
   x = 807,674,197.03/13,440.94
6. Step 6: Final answer
   x = 60,090.61