Finding the Third Proportional to 19,401.08 and 30,139.59

Step by Step Solution

1. Step 1: Write the proportion equation
   19,401.08 : 30,139.59 = 30,139.59 : x
2. Step 2: Convert to fraction form
   19,401.08/30,139.59 = 30,139.59/x
3. Step 3: Cross multiply
   19,401.08x = 30,139.59 × 30,139.59
4. Step 4: Simplify right side
   19,401.08x = 908,395,111.42
5. Step 5: Solve for x
   x = 908,395,111.42/19,401.08
6. Step 6: Final answer
   x = 46,821.88