Finding the Fourth Proportional to 13,801.16, 19,047.33 and 7,834.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,801.16 : 19,047.33 = 7,834.75 : x
2. Step 2: Convert to fraction form
   13,801.16/19,047.33 = 7,834.75/x
3. Step 3: Cross multiply
   13,801.16x = 19,047.33 × 7,834.75
4. Step 4: Simplify right side
   13,801.16x = 149,231,021.10
5. Step 5: Solve for x
   x = 149,231,021.10/13,801.16
6. Step 6: Final answer
   x = 10,812.93