Finding the Fourth Proportional to 23,456.43, 35,187.53 and 7,663.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,456.43 : 35,187.53 = 7,663.05 : x
2. Step 2: Convert to fraction form
   23,456.43/35,187.53 = 7,663.05/x
3. Step 3: Cross multiply
   23,456.43x = 35,187.53 × 7,663.05
4. Step 4: Simplify right side
   23,456.43x = 269,643,763.45
5. Step 5: Solve for x
   x = 269,643,763.45/23,456.43
6. Step 6: Final answer
   x = 11,495.52