Finding the Fourth Proportional to 8,085.23, 11,159.15 and 5,061.75

Step by Step Solution

1. Step 1: Write the proportion equation
   8,085.23 : 11,159.15 = 5,061.75 : x
2. Step 2: Convert to fraction form
   8,085.23/11,159.15 = 5,061.75/x
3. Step 3: Cross multiply
   8,085.23x = 11,159.15 × 5,061.75
4. Step 4: Simplify right side
   8,085.23x = 56,484,827.51
5. Step 5: Solve for x
   x = 56,484,827.51/8,085.23
6. Step 6: Final answer
   x = 6,986.17