Finding the Fourth Proportional to 23,527.47, 32,468.57 and 12,917.55

Step by Step Solution

1. Step 1: Write the proportion equation
   23,527.47 : 32,468.57 = 12,917.55 : x
2. Step 2: Convert to fraction form
   23,527.47/32,468.57 = 12,917.55/x
3. Step 3: Cross multiply
   23,527.47x = 32,468.57 × 12,917.55
4. Step 4: Simplify right side
   23,527.47x = 419,414,311.82
5. Step 5: Solve for x
   x = 419,414,311.82/23,527.47
6. Step 6: Final answer
   x = 17,826.58