Finding the Fourth Proportional to 17,069.32, 23,550.41 and 9,897.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,069.32 : 23,550.41 = 9,897.78 : x
2. Step 2: Convert to fraction form
   17,069.32/23,550.41 = 9,897.78/x
3. Step 3: Cross multiply
   17,069.32x = 23,550.41 × 9,897.78
4. Step 4: Simplify right side
   17,069.32x = 233,096,777.09
5. Step 5: Solve for x
   x = 233,096,777.09/17,069.32
6. Step 6: Final answer
   x = 13,655.89