Finding the Third Proportional to 42,057 and 62,482.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,057 : 62,482.50 = 62,482.50 : x
2. Step 2: Convert to fraction form
   42,057/62,482.50 = 62,482.50/x
3. Step 3: Cross multiply
   42,057x = 62,482.50 × 62,482.50
4. Step 4: Simplify right side
   42,057x = 3,904,062,806.25
5. Step 5: Solve for x
   x = 3,904,062,806.25/42,057
6. Step 6: Final answer
   x = 92,827.90