Finding the Fourth Proportional to 13,123.82, 19,685.65 and 4,804.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,123.82 : 19,685.65 = 4,804.42 : x
2. Step 2: Convert to fraction form
   13,123.82/19,685.65 = 4,804.42/x
3. Step 3: Cross multiply
   13,123.82x = 19,685.65 × 4,804.42
4. Step 4: Simplify right side
   13,123.82x = 94,578,032.14
5. Step 5: Solve for x
   x = 94,578,032.14/13,123.82
6. Step 6: Final answer
   x = 7,206.59