Finding the Fourth Proportional to 13,799.83, 19,043.16 and 7,667.17

Step by Step Solution

1. Step 1: Write the proportion equation
   13,799.83 : 19,043.16 = 7,667.17 : x
2. Step 2: Convert to fraction form
   13,799.83/19,043.16 = 7,667.17/x
3. Step 3: Cross multiply
   13,799.83x = 19,043.16 × 7,667.17
4. Step 4: Simplify right side
   13,799.83x = 146,007,145.06
5. Step 5: Solve for x
   x = 146,007,145.06/13,799.83
6. Step 6: Final answer
   x = 10,580.36