Finding the Fourth Proportional to 17,363.59, 23,961.76 and 9,405.79

Step by Step Solution

1. Step 1: Write the proportion equation
   17,363.59 : 23,961.76 = 9,405.79 : x
2. Step 2: Convert to fraction form
   17,363.59/23,961.76 = 9,405.79/x
3. Step 3: Cross multiply
   17,363.59x = 23,961.76 × 9,405.79
4. Step 4: Simplify right side
   17,363.59x = 225,379,199.17
5. Step 5: Solve for x
   x = 225,379,199.17/17,363.59
6. Step 6: Final answer
   x = 12,979.99