Finding the Fourth Proportional to 19,895.97, 29,841.69 and 5,105.22

Step by Step Solution

1. Step 1: Write the proportion equation
   19,895.97 : 29,841.69 = 5,105.22 : x
2. Step 2: Convert to fraction form
   19,895.97/29,841.69 = 5,105.22/x
3. Step 3: Cross multiply
   19,895.97x = 29,841.69 × 5,105.22
4. Step 4: Simplify right side
   19,895.97x = 152,348,392.62
5. Step 5: Solve for x
   x = 152,348,392.62/19,895.97
6. Step 6: Final answer
   x = 7,657.25