Finding the Third Proportional to 20,095.31 and 42,445.69

Step by Step Solution

1. Step 1: Write the proportion equation
   20,095.31 : 42,445.69 = 42,445.69 : x
2. Step 2: Convert to fraction form
   20,095.31/42,445.69 = 42,445.69/x
3. Step 3: Cross multiply
   20,095.31x = 42,445.69 × 42,445.69
4. Step 4: Simplify right side
   20,095.31x = 1,801,636,387.35
5. Step 5: Solve for x
   x = 1,801,636,387.35/20,095.31
6. Step 6: Final answer
   x = 89,654.56