Finding the Fourth Proportional to 8,742.83, 12,066.96 and 5,758.92

Step by Step Solution

1. Step 1: Write the proportion equation
   8,742.83 : 12,066.96 = 5,758.92 : x
2. Step 2: Convert to fraction form
   8,742.83/12,066.96 = 5,758.92/x
3. Step 3: Cross multiply
   8,742.83x = 12,066.96 × 5,758.92
4. Step 4: Simplify right side
   8,742.83x = 69,492,657.28
5. Step 5: Solve for x
   x = 69,492,657.28/8,742.83
6. Step 6: Final answer
   x = 7,948.54