Finding the Fourth Proportional to 13,847.67, 19,111.42 and 7,798.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,847.67 : 19,111.42 = 7,798.10 : x
2. Step 2: Convert to fraction form
   13,847.67/19,111.42 = 7,798.10/x
3. Step 3: Cross multiply
   13,847.67x = 19,111.42 × 7,798.10
4. Step 4: Simplify right side
   13,847.67x = 149,032,764.30
5. Step 5: Solve for x
   x = 149,032,764.30/13,847.67
6. Step 6: Final answer
   x = 10,762.30