Finding the Fourth Proportional to 35,605.89, 49,131.84 and 19,688.16

Step by Step Solution

1. Step 1: Write the proportion equation
   35,605.89 : 49,131.84 = 19,688.16 : x
2. Step 2: Convert to fraction form
   35,605.89/49,131.84 = 19,688.16/x
3. Step 3: Cross multiply
   35,605.89x = 49,131.84 × 19,688.16
4. Step 4: Simplify right side
   35,605.89x = 967,315,527.01
5. Step 5: Solve for x
   x = 967,315,527.01/35,605.89
6. Step 6: Final answer
   x = 27,167.29