Finding the Third Proportional to 12,892.50 and 19,293.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,892.50 : 19,293.75 = 19,293.75 : x
2. Step 2: Convert to fraction form
   12,892.50/19,293.75 = 19,293.75/x
3. Step 3: Cross multiply
   12,892.50x = 19,293.75 × 19,293.75
4. Step 4: Simplify right side
   12,892.50x = 372,248,789.06
5. Step 5: Solve for x
   x = 372,248,789.06/12,892.50
6. Step 6: Final answer
   x = 28,873.28