Finding the Fourth Proportional to 22,904.58, 34,345.29 and 8,111.40

Step by Step Solution

1. Step 1: Write the proportion equation
   22,904.58 : 34,345.29 = 8,111.40 : x
2. Step 2: Convert to fraction form
   22,904.58/34,345.29 = 8,111.40/x
3. Step 3: Cross multiply
   22,904.58x = 34,345.29 × 8,111.40
4. Step 4: Simplify right side
   22,904.58x = 278,588,385.31
5. Step 5: Solve for x
   x = 278,588,385.31/22,904.58
6. Step 6: Final answer
   x = 12,163.00