Finding the Third Proportional to 19,188.14 and 28,799.30

Step by Step Solution

1. Step 1: Write the proportion equation
   19,188.14 : 28,799.30 = 28,799.30 : x
2. Step 2: Convert to fraction form
   19,188.14/28,799.30 = 28,799.30/x
3. Step 3: Cross multiply
   19,188.14x = 28,799.30 × 28,799.30
4. Step 4: Simplify right side
   19,188.14x = 829,399,500.49
5. Step 5: Solve for x
   x = 829,399,500.49/19,188.14
6. Step 6: Final answer
   x = 43,224.59