Finding the Fourth Proportional to 16,830.40, 23,225.94 and 9,276.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,830.40 : 23,225.94 = 9,276.52 : x
2. Step 2: Convert to fraction form
   16,830.40/23,225.94 = 9,276.52/x
3. Step 3: Cross multiply
   16,830.40x = 23,225.94 × 9,276.52
4. Step 4: Simplify right side
   16,830.40x = 215,455,896.93
5. Step 5: Solve for x
   x = 215,455,896.93/16,830.40
6. Step 6: Final answer
   x = 12,801.59