Finding the Fourth Proportional to 23,012.01, 34,467.42 and 19,018.01

Step by Step Solution

1. Step 1: Write the proportion equation
   23,012.01 : 34,467.42 = 19,018.01 : x
2. Step 2: Convert to fraction form
   23,012.01/34,467.42 = 19,018.01/x
3. Step 3: Cross multiply
   23,012.01x = 34,467.42 × 19,018.01
4. Step 4: Simplify right side
   23,012.01x = 655,501,565.90
5. Step 5: Solve for x
   x = 655,501,565.90/23,012.01
6. Step 6: Final answer
   x = 28,485.19