Finding the Third Proportional to 42,607.50 and 89,622

Step by Step Solution

1. Step 1: Write the proportion equation
   42,607.50 : 89,622 = 89,622 : x
2. Step 2: Convert to fraction form
   42,607.50/89,622 = 89,622/x
3. Step 3: Cross multiply
   42,607.50x = 89,622 × 89,622
4. Step 4: Simplify right side
   42,607.50x = 8,032,102,884
5. Step 5: Solve for x
   x = 8,032,102,884/42,607.50
6. Step 6: Final answer
   x = 188,513.83