Finding the Third Proportional to 42,939.50 and 94,442.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,939.50 : 94,442.50 = 94,442.50 : x
2. Step 2: Convert to fraction form
   42,939.50/94,442.50 = 94,442.50/x
3. Step 3: Cross multiply
   42,939.50x = 94,442.50 × 94,442.50
4. Step 4: Simplify right side
   42,939.50x = 8,919,385,806.25
5. Step 5: Solve for x
   x = 8,919,385,806.25/42,939.50
6. Step 6: Final answer
   x = 207,719.83