Finding the Fourth Proportional to 23,527.77, 32,468.76 and 12,917.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,527.77 : 32,468.76 = 12,917.78 : x
2. Step 2: Convert to fraction form
   23,527.77/32,468.76 = 12,917.78/x
3. Step 3: Cross multiply
   23,527.77x = 32,468.76 × 12,917.78
4. Step 4: Simplify right side
   23,527.77x = 419,424,298.55
5. Step 5: Solve for x
   x = 419,424,298.55/23,527.77
6. Step 6: Final answer
   x = 17,826.78