Finding the Fourth Proportional to 69,947.20, 104,918.91 and 17,356.06

Step by Step Solution

1. Step 1: Write the proportion equation
   69,947.20 : 104,918.91 = 17,356.06 : x
2. Step 2: Convert to fraction form
   69,947.20/104,918.91 = 17,356.06/x
3. Step 3: Cross multiply
   69,947.20x = 104,918.91 × 17,356.06
4. Step 4: Simplify right side
   69,947.20x = 1,820,978,897.09
5. Step 5: Solve for x
   x = 1,820,978,897.09/69,947.20
6. Step 6: Final answer
   x = 26,033.62