Finding the Third Proportional to 19,234.88 and 28,978.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,234.88 : 28,978.88 = 28,978.88 : x
2. Step 2: Convert to fraction form
   19,234.88/28,978.88 = 28,978.88/x
3. Step 3: Cross multiply
   19,234.88x = 28,978.88 × 28,978.88
4. Step 4: Simplify right side
   19,234.88x = 839,775,196.27
5. Step 5: Solve for x
   x = 839,775,196.27/19,234.88
6. Step 6: Final answer
   x = 43,658.99