Finding the Fourth Proportional to 22,000.91, 30,362.87 and 12,569.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,000.91 : 30,362.87 = 12,569.27 : x
2. Step 2: Convert to fraction form
   22,000.91/30,362.87 = 12,569.27/x
3. Step 3: Cross multiply
   22,000.91x = 30,362.87 × 12,569.27
4. Step 4: Simplify right side
   22,000.91x = 381,639,111.00
5. Step 5: Solve for x
   x = 381,639,111.00/22,000.91
6. Step 6: Final answer
   x = 17,346.51