Finding the Fourth Proportional to 69,501.01, 104,250.90 and 16,910.55

Step by Step Solution

1. Step 1: Write the proportion equation
   69,501.01 : 104,250.90 = 16,910.55 : x
2. Step 2: Convert to fraction form
   69,501.01/104,250.90 = 16,910.55/x
3. Step 3: Cross multiply
   69,501.01x = 104,250.90 × 16,910.55
4. Step 4: Simplify right side
   69,501.01x = 1,762,940,057.00
5. Step 5: Solve for x
   x = 1,762,940,057.00/69,501.01
6. Step 6: Final answer
   x = 25,365.68