Finding the Fourth Proportional to 12,699.15, 19,050.50 and 5,301.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,699.15 : 19,050.50 = 5,301.92 : x
2. Step 2: Convert to fraction form
   12,699.15/19,050.50 = 5,301.92/x
3. Step 3: Cross multiply
   12,699.15x = 19,050.50 × 5,301.92
4. Step 4: Simplify right side
   12,699.15x = 101,004,105.20
5. Step 5: Solve for x
   x = 101,004,105.20/12,699.15
6. Step 6: Final answer
   x = 7,953.61