Finding the Fourth Proportional to 12,798.36, 19,196.25 and 3,437.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,798.36 : 19,196.25 = 3,437.17 : x
2. Step 2: Convert to fraction form
   12,798.36/19,196.25 = 3,437.17/x
3. Step 3: Cross multiply
   12,798.36x = 19,196.25 × 3,437.17
4. Step 4: Simplify right side
   12,798.36x = 65,980,673.57
5. Step 5: Solve for x
   x = 65,980,673.57/12,798.36
6. Step 6: Final answer
   x = 5,155.40