Finding the Fourth Proportional to 69,317.02, 103,975.55 and 16,726.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,317.02 : 103,975.55 = 16,726.50 : x
2. Step 2: Convert to fraction form
   69,317.02/103,975.55 = 16,726.50/x
3. Step 3: Cross multiply
   69,317.02x = 103,975.55 × 16,726.50
4. Step 4: Simplify right side
   69,317.02x = 1,739,147,016.17
5. Step 5: Solve for x
   x = 1,739,147,016.17/69,317.02
6. Step 6: Final answer
   x = 25,089.76