Finding the Third Proportional to 19,845 and 42,730.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19,845 : 42,730.88 = 42,730.88 : x
2. Step 2: Convert to fraction form
   19,845/42,730.88 = 42,730.88/x
3. Step 3: Cross multiply
   19,845x = 42,730.88 × 42,730.88
4. Step 4: Simplify right side
   19,845x = 1,825,927,678.27
5. Step 5: Solve for x
   x = 1,825,927,678.27/19,845
6. Step 6: Final answer
   x = 92,009.46