Finding the Fourth Proportional to 23,019.71, 34,361.51 and 19,753.79

Step by Step Solution

1. Step 1: Write the proportion equation
   23,019.71 : 34,361.51 = 19,753.79 : x
2. Step 2: Convert to fraction form
   23,019.71/34,361.51 = 19,753.79/x
3. Step 3: Cross multiply
   23,019.71x = 34,361.51 × 19,753.79
4. Step 4: Simplify right side
   23,019.71x = 678,769,782.05
5. Step 5: Solve for x
   x = 678,769,782.05/23,019.71
6. Step 6: Final answer
   x = 29,486.47