Finding the Fourth Proportional to 12,500.60, 18,760.12 and 5,926.81

Step by Step Solution

1. Step 1: Write the proportion equation
   12,500.60 : 18,760.12 = 5,926.81 : x
2. Step 2: Convert to fraction form
   12,500.60/18,760.12 = 5,926.81/x
3. Step 3: Cross multiply
   12,500.60x = 18,760.12 × 5,926.81
4. Step 4: Simplify right side
   12,500.60x = 111,187,573.02
5. Step 5: Solve for x
   x = 111,187,573.02/12,500.60
6. Step 6: Final answer
   x = 8,894.58