Finding the Third Proportional to 42,939.50 and 93,506.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,939.50 : 93,506.50 = 93,506.50 : x
2. Step 2: Convert to fraction form
   42,939.50/93,506.50 = 93,506.50/x
3. Step 3: Cross multiply
   42,939.50x = 93,506.50 × 93,506.50
4. Step 4: Simplify right side
   42,939.50x = 8,743,465,542.25
5. Step 5: Solve for x
   x = 8,743,465,542.25/42,939.50
6. Step 6: Final answer
   x = 203,622.90