Finding the Fourth Proportional to 8,095.51, 12,134.61 and 5,779.99

Step by Step Solution

1. Step 1: Write the proportion equation
   8,095.51 : 12,134.61 = 5,779.99 : x
2. Step 2: Convert to fraction form
   8,095.51/12,134.61 = 5,779.99/x
3. Step 3: Cross multiply
   8,095.51x = 12,134.61 × 5,779.99
4. Step 4: Simplify right side
   8,095.51x = 70,137,924.45
5. Step 5: Solve for x
   x = 70,137,924.45/8,095.51
6. Step 6: Final answer
   x = 8,663.81