Finding the Third Proportional to 42,453 and 62,091.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,453 : 62,091.50 = 62,091.50 : x
2. Step 2: Convert to fraction form
   42,453/62,091.50 = 62,091.50/x
3. Step 3: Cross multiply
   42,453x = 62,091.50 × 62,091.50
4. Step 4: Simplify right side
   42,453x = 3,855,354,372.25
5. Step 5: Solve for x
   x = 3,855,354,372.25/42,453
6. Step 6: Final answer
   x = 90,814.65