Finding the Third Proportional to 19,019.25 and 28,528.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,019.25 : 28,528.88 = 28,528.88 : x
2. Step 2: Convert to fraction form
   19,019.25/28,528.88 = 28,528.88/x
3. Step 3: Cross multiply
   19,019.25x = 28,528.88 × 28,528.88
4. Step 4: Simplify right side
   19,019.25x = 813,896,708.77
5. Step 5: Solve for x
   x = 813,896,708.77/19,019.25
6. Step 6: Final answer
   x = 42,793.31