Finding the Fourth Proportional to 23,526.98, 32,467.28 and 12,917.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,526.98 : 32,467.28 = 12,917.30 : x
2. Step 2: Convert to fraction form
   23,526.98/32,467.28 = 12,917.30/x
3. Step 3: Cross multiply
   23,526.98x = 32,467.28 × 12,917.30
4. Step 4: Simplify right side
   23,526.98x = 419,389,369.02
5. Step 5: Solve for x
   x = 419,389,369.02/23,526.98
6. Step 6: Final answer
   x = 17,825.89