Finding the Fourth Proportional to 5,900.30, 8,121.55 and 5,060.19

Step by Step Solution

1. Step 1: Write the proportion equation
   5,900.30 : 8,121.55 = 5,060.19 : x
2. Step 2: Convert to fraction form
   5,900.30/8,121.55 = 5,060.19/x
3. Step 3: Cross multiply
   5,900.30x = 8,121.55 × 5,060.19
4. Step 4: Simplify right side
   5,900.30x = 41,096,586.09
5. Step 5: Solve for x
   x = 41,096,586.09/5,900.30
6. Step 6: Final answer
   x = 6,965.17