Finding the Fourth Proportional to 17,390.72, 23,999.11 and 9,734.03

Step by Step Solution

1. Step 1: Write the proportion equation
   17,390.72 : 23,999.11 = 9,734.03 : x
2. Step 2: Convert to fraction form
   17,390.72/23,999.11 = 9,734.03/x
3. Step 3: Cross multiply
   17,390.72x = 23,999.11 × 9,734.03
4. Step 4: Simplify right side
   17,390.72x = 233,608,056.71
5. Step 5: Solve for x
   x = 233,608,056.71/17,390.72
6. Step 6: Final answer
   x = 13,432.91