Finding the Third Proportional to 42,815.25 and 94,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,815.25 : 94,810.50 = 94,810.50 : x
2. Step 2: Convert to fraction form
   42,815.25/94,810.50 = 94,810.50/x
3. Step 3: Cross multiply
   42,815.25x = 94,810.50 × 94,810.50
4. Step 4: Simplify right side
   42,815.25x = 8,989,030,910.25
5. Step 5: Solve for x
   x = 8,989,030,910.25/42,815.25
6. Step 6: Final answer
   x = 209,949.28