Finding the Third Proportional to 2,061.56 and 3,190.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.56 : 3,190.78 = 3,190.78 : x
2. Step 2: Convert to fraction form
   2,061.56/3,190.78 = 3,190.78/x
3. Step 3: Cross multiply
   2,061.56x = 3,190.78 × 3,190.78
4. Step 4: Simplify right side
   2,061.56x = 10,181,084.99
5. Step 5: Solve for x
   x = 10,181,084.99/2,061.56
6. Step 6: Final answer
   x = 4,938.53