Finding the Fourth Proportional to 12,834.60, 17,709.84 and 7,796.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,834.60 : 17,709.84 = 7,796.16 : x
2. Step 2: Convert to fraction form
   12,834.60/17,709.84 = 7,796.16/x
3. Step 3: Cross multiply
   12,834.60x = 17,709.84 × 7,796.16
4. Step 4: Simplify right side
   12,834.60x = 138,068,746.21
5. Step 5: Solve for x
   x = 138,068,746.21/12,834.60
6. Step 6: Final answer
   x = 10,757.54