Finding the Fourth Proportional to 23,456.10, 35,170.66 and 7,222.99

Step by Step Solution

1. Step 1: Write the proportion equation
   23,456.10 : 35,170.66 = 7,222.99 : x
2. Step 2: Convert to fraction form
   23,456.10/35,170.66 = 7,222.99/x
3. Step 3: Cross multiply
   23,456.10x = 35,170.66 × 7,222.99
4. Step 4: Simplify right side
   23,456.10x = 254,037,113.51
5. Step 5: Solve for x
   x = 254,037,113.51/23,456.10
6. Step 6: Final answer
   x = 10,830.32