Finding the Fourth Proportional to 13,807.35, 19,054.62 and 7,838.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,807.35 : 19,054.62 = 7,838.82 : x
2. Step 2: Convert to fraction form
   13,807.35/19,054.62 = 7,838.82/x
3. Step 3: Cross multiply
   13,807.35x = 19,054.62 × 7,838.82
4. Step 4: Simplify right side
   13,807.35x = 149,365,736.35
5. Step 5: Solve for x
   x = 149,365,736.35/13,807.35
6. Step 6: Final answer
   x = 10,817.84