Finding the Fourth Proportional to 13,820.05, 19,071.73 and 7,852.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,820.05 : 19,071.73 = 7,852.04 : x
2. Step 2: Convert to fraction form
   13,820.05/19,071.73 = 7,852.04/x
3. Step 3: Cross multiply
   13,820.05x = 19,071.73 × 7,852.04
4. Step 4: Simplify right side
   13,820.05x = 149,751,986.83
5. Step 5: Solve for x
   x = 149,751,986.83/13,820.05
6. Step 6: Final answer
   x = 10,835.85