Finding the Fourth Proportional to 23,275.76, 34,910.29 and 7,478.73

Step by Step Solution

1. Step 1: Write the proportion equation
   23,275.76 : 34,910.29 = 7,478.73 : x
2. Step 2: Convert to fraction form
   23,275.76/34,910.29 = 7,478.73/x
3. Step 3: Cross multiply
   23,275.76x = 34,910.29 × 7,478.73
4. Step 4: Simplify right side
   23,275.76x = 261,084,642.48
5. Step 5: Solve for x
   x = 261,084,642.48/23,275.76
6. Step 6: Final answer
   x = 11,217.02