Finding the Third Proportional to 42,229.94 and 91,810.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,229.94 : 91,810.44 = 91,810.44 : x
2. Step 2: Convert to fraction form
   42,229.94/91,810.44 = 91,810.44/x
3. Step 3: Cross multiply
   42,229.94x = 91,810.44 × 91,810.44
4. Step 4: Simplify right side
   42,229.94x = 8,429,156,433.94
5. Step 5: Solve for x
   x = 8,429,156,433.94/42,229.94
6. Step 6: Final answer
   x = 199,601.44