Finding the Fourth Proportional to 69,699.98, 104,552.03 and 17,109.47

Step by Step Solution

1. Step 1: Write the proportion equation
   69,699.98 : 104,552.03 = 17,109.47 : x
2. Step 2: Convert to fraction form
   69,699.98/104,552.03 = 17,109.47/x
3. Step 3: Cross multiply
   69,699.98x = 104,552.03 × 17,109.47
4. Step 4: Simplify right side
   69,699.98x = 1,788,829,996.56
5. Step 5: Solve for x
   x = 1,788,829,996.56/69,699.98
6. Step 6: Final answer
   x = 25,664.71