Finding the Third Proportional to 19,830 and 43,116

Step by Step Solution

1. Step 1: Write the proportion equation
   19,830 : 43,116 = 43,116 : x
2. Step 2: Convert to fraction form
   19,830/43,116 = 43,116/x
3. Step 3: Cross multiply
   19,830x = 43,116 × 43,116
4. Step 4: Simplify right side
   19,830x = 1,858,989,456
5. Step 5: Solve for x
   x = 1,858,989,456/19,830
6. Step 6: Final answer
   x = 93,746.32