Finding the Third Proportional to 54,336 and 83,118.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,336 : 83,118.50 = 83,118.50 : x
2. Step 2: Convert to fraction form
   54,336/83,118.50 = 83,118.50/x
3. Step 3: Cross multiply
   54,336x = 83,118.50 × 83,118.50
4. Step 4: Simplify right side
   54,336x = 6,908,685,042.25
5. Step 5: Solve for x
   x = 6,908,685,042.25/54,336
6. Step 6: Final answer
   x = 127,147.47