Finding the Third Proportional to 28,385.44 and 42,028.56

Step by Step Solution

1. Step 1: Write the proportion equation
   28,385.44 : 42,028.56 = 42,028.56 : x
2. Step 2: Convert to fraction form
   28,385.44/42,028.56 = 42,028.56/x
3. Step 3: Cross multiply
   28,385.44x = 42,028.56 × 42,028.56
4. Step 4: Simplify right side
   28,385.44x = 1,766,399,737.47
5. Step 5: Solve for x
   x = 1,766,399,737.47/28,385.44
6. Step 6: Final answer
   x = 62,229.08