Finding the Fourth Proportional to 10,620.38, 14,655.94 and 5,904.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,620.38 : 14,655.94 = 5,904.56 : x
2. Step 2: Convert to fraction form
   10,620.38/14,655.94 = 5,904.56/x
3. Step 3: Cross multiply
   10,620.38x = 14,655.94 × 5,904.56
4. Step 4: Simplify right side
   10,620.38x = 86,536,898.96
5. Step 5: Solve for x
   x = 86,536,898.96/10,620.38
6. Step 6: Final answer
   x = 8,148.19