Finding the Third Proportional to 19,614.09 and 42,872.91

Step by Step Solution

1. Step 1: Write the proportion equation
   19,614.09 : 42,872.91 = 42,872.91 : x
2. Step 2: Convert to fraction form
   19,614.09/42,872.91 = 42,872.91/x
3. Step 3: Cross multiply
   19,614.09x = 42,872.91 × 42,872.91
4. Step 4: Simplify right side
   19,614.09x = 1,838,086,090.32
5. Step 5: Solve for x
   x = 1,838,086,090.32/19,614.09
6. Step 6: Final answer
   x = 93,712.52