Finding the Fourth Proportional to 9,354.06, 12,925.71 and 8,898.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,354.06 : 12,925.71 = 8,898.48 : x
2. Step 2: Convert to fraction form
   9,354.06/12,925.71 = 8,898.48/x
3. Step 3: Cross multiply
   9,354.06x = 12,925.71 × 8,898.48
4. Step 4: Simplify right side
   9,354.06x = 115,019,171.92
5. Step 5: Solve for x
   x = 115,019,171.92/9,354.06
6. Step 6: Final answer
   x = 12,296.18