Finding the Fourth Proportional to 13,803.83, 19,048.61 and 7,835.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,803.83 : 19,048.61 = 7,835.42 : x
2. Step 2: Convert to fraction form
   13,803.83/19,048.61 = 7,835.42/x
3. Step 3: Cross multiply
   13,803.83x = 19,048.61 × 7,835.42
4. Step 4: Simplify right side
   13,803.83x = 149,253,784.11
5. Step 5: Solve for x
   x = 149,253,784.11/13,803.83
6. Step 6: Final answer
   x = 10,812.49